September 11 Attacks: Facts, Background & Impact - HISTORY

https://www.history.com/topics/21st-century/9-11-attacks#where-did-the-planes-takeoff-from

The Four Planes of 9/11 | Motley Rice

https://www.motleyrice.com/aviation/four-planes-911

American Airlines Flight 11 - Wikipedia

https://en.wikipedia.org/wiki/American_Airlines_Flight_11

9/11 anniversary: Who were the September 11th attackers and what are the links with the new Taliban regime? | World News | Sky News

https://news.sky.com/story/9-11-anniversary-who-were-the-september-11th-attackers-and-what-are-the-links-with-the-new-taliban-regime-12402917

Spotlight: The Worrying Spike In School Shootings Across America - Biometrica Systems, Inc.

https://www.biometrica.com/spotlight-the-worrying-spike-in-school-shootings-across-america/?mc_cid=a87979ad86&mc_eid=4e8cd4e0cc

All Shootings

https://k12ssdb.org/all-shootings

School Shootings This Year: How Many and Where

https://www.edweek.org/leadership/school-shootings-this-year-how-many-and-where/2022/01

How To Stop Shootings and Gun Violence in Schools: A Plan to Keep Students Safe | Everytown Research & Policy

https://everytownresearch.org/report/how-to-stop-shootings-and-gun-violence-in-schools/

Our Lady of the Angels School Fire - Major American Fires - LibGuides at University of Illinois at Urbana-Champaign

https://guides.library.illinois.edu/c.php?g=348303&p=2346978

Protecting_Americas_Schools.pdf

https://www.secretservice.gov/sites/default/files/2020-04/Protecting_Americas_Schools.pdf

101 American School Statistics: 2023 Data, Trends & Predictions | Research.com

https://research.com/education/american-school-statistics#total

Columbine High School Shooting: The Full Story Behind The Tragedy

https://allthatsinteresting.com/columbine-shooting

Columbine High School massacre – Wikipedia

https://en.wikipedia.org/wiki/Columbine_High_School_massacre

List of school shootings in the United States by death toll - Wikipedia

https://en.wikipedia.org/wiki/List_of_school_shootings_in_the_United_States_by_death_toll

Scarred Columbine survivors remember 20 year anniversary school shooting 13 dead 21 injured PTSD | Daily Mail Online

https://www.dailymail.co.uk/news/article-6941425/Scarred-Columbine-survivors-remember-20-year-anniversary-school-shooting-13-dead-21-injured-PTSD.html

Coach William "Dave" Sanders

http://www.acolumbinesite.com/victim/sanders.php

Denver SWAT and Other Officials on-scene at Columbine High School

https://www.acolumbinesite.com/swat.php

Mass shooting | Definition, Statistics, Weapons, & Locations | Britannica

https://www.britannica.com/topic/mass-shooting

The Columbine High School Tragedy: The Denver Post

https://extras.denverpost.com/news/col1122d.htm

Propane bomb – Wikipedia

https://en.wikipedia.org/wiki/Propane_bomb

1949 Act 14 - PA General Assembly

https://www.legis.state.pa.us/cfdocs/legis/LI/uconsCheck.cfm?txtType=HTM&yr=1949&sessInd=0&smthLwInd=0&act=14&chpt=7&sctn=31&subsctn=0

Building Safety

https://www.health.pa.gov/topics/facilities/safety/Pages/Building%20Safety.aspx

United States Fire & Building Codes | The Exit Light Co.

https://www.exitlightco.com/Fire-Codes-Regulations.html

NFPA 1: Fire Code

https://www.nfpa.org/codes-and-standards/all-codes-and-standards/list-of-codes-and-standards/detail?code=1

Georgia - Louisiana : Fire Code Enforcement

https://www.exitlightco.com/US-States-G-L.html#Louisiana

THE FINAL REPORT AND FINDINGS OF THE SAFE SCHOOL INITIATIVE:

https://www2.ed.gov/admins/lead/safety/preventingattacksreport.pdf

United States Secret Service NATIONAL THREAT ASSESSMENT CENTER MASS ATTACKS IN PUBLIC SPACES - 2019

https://www.secretservice.gov/sites/default/files/reports/2020-09/MAPS2019.pdf

Using 3M Safety Films To Secure Windows and Prevent Break-Ins

https://homealarmreport.com/home-security/3m-safety-films-for-home-security/

Unreported Information Showing Nikolas Cruz’s Troubling Behavior

http://www.fdle.state.fl.us/MSDHS/Meetings/November-Meeting-Documents/Nov-13-145pm-Cruz-Behavior-Chris-Lyons.aspx

Educational and Architectural Awards Golden Brook Elementary

https://bydesign.secure-platform.com/a/gallery/rounds/32/details/1105

Mass shooting in Las Vegas: How it happened - Washington Post

https://www.washingtonpost.com/graphics/2017/national/las-vegas-shooting/

9/11 FAQs | National September 11 Memorial & Museum

https://www.911memorial.org/911-faqs#:~:text=The%20hijacked%20Flight%2011%20was,were%20in%20the%20WTC%20complex.

“WE HAVE SOME PLANES”  1.1 INSIDE THE FOUR FLIGHTS

https://govinfo.library.unt.edu/911/report/911Report_Ch1.pdf

·All flights stopped nationwide

https://www.cnn.com/2001/TRAVEL/NEWS/09/11/faa.airports/

·The Top Secret Tapes | 9/11: The Final Moments of Flight 93 ...

https://www.youtube.com/watch?v=Wv1HPrKtdYI

·The Warfighters: The 9/11 Aftermath & Impact | History

https://www.youtube.com/watch?v=qDM0BGEZV2c

United 93 cockpit recorder

https://www.google.com/search?q=United+Airlines+Flight+93+cockpit+recorder&rlz=1C1CHZN_enUS935US935&cs=0&tbm=vid&sxsrf=AJOqlzXB0-B8oSYyFkAiEQkbAo3AE3gurQ:1674493989806&ei=JcDOY6nuMMekptQP7e-fsAs&start=10&sa=N&ved=2ahUKEwjplMObmN78AhVHkokEHe33B7YQ8tMDegQIDhAE&biw=1707&bih=809&dpr=2.25#fpstate=ive&vld=cid:da2f8482,vid:nKe7NEIFtJc

The flight that fought back

https://en.wikipedia.org/wiki/The_Flight_That_Fought_Back

Photos show the smashed windows at the Mandalay Bay hotel where a gunman opened fire on a music festival in Las Vegas

https://finance.yahoo.com/news/photos-show-smashed-windows-mandalay-151500425.html?guce_referrer=aHR0cHM6Ly93d3cuZ29vZ2xlLmNvbS8&guce_referrer_sig=AQAAAMG4lQh011T3B2-9msti2xYNRIbPnI_HbEUa7bqAq5gkqqRdGh58NB_654vJLEOJcSLf0pn5iKiHadrud57oZCHxy9Dmj-NKFVHvs2-x3TIw1vAtKlE40ZlbUEx_He-jGs3VmxmeQOO1849j6nwkw8lfqXNXEMQS_oIPcHXPNVX-&guccounter=1

US ARMY CORP OF ENGINEERS FLOORPLAN SEARCH OF OSAN ELEMENTARY SCHOOL OSAN AIR FORCE BASE

https://www.usace.army.mil/Media/Images/igphoto/2000746799/

Slow Motion Tempered Glass Shattering

https://www.google.com/search?q=tempered+glass+breaking&rlz=1C1CHZN_enUS935US935&sxsrf=AJOqlzXkvxM8gHbFW4hFePmwvf4cI8wI-w:1674315014268&source=lnms&tbm=vid&sa=X&ved=2ahUKEwjCnKu9_dj8AhV8EFkFHULPC28Q_AUoAXoECAIQAw&biw=1707&bih=809&dpr=2.25#fpstate=ive&vld=cid:e1532c8a,vid:e2PyKiZCEHQ

Lockly Pro - PGD678W - GUARD - DUO Dual Locking Interconnected Smart Lock - Fingerprint Reader - Phone App - WiFi - Touchscreen - Key Override - Optional Finish

https://www.uhs-hardware.com/products/lockly-pro-pgd678w-guard-duo-dual-locking-interconnected-smart-lock-fingerprint-reader-phone-app-wifi-touchscreen-key-override-optional-finish

Fort Lauderdale-Hollywood International Airport Active Shooter Incident and Post-Event Response January 6, 2017 After-Action Report

https://www.policinginstitute.org/wp-content/uploads/2017/09/Ft.-Lauderdale-Hollywood-International-Airport-AAR.pdf

MARJORY STONEMAN DOUGLAS HIGH SCHOOL PUBLIC SAFETY COMMISSION

http://www.fdle.state.fl.us/MSDHS/CommissionReport.pdf

Mass Shootings at Virginia Tech

https://scholar.lib.vt.edu/prevail/docs/VTReviewPanelReport.pdf

COVENANT Massacre  Weapons

https://twitter.com/MNPDNashville/status/1640521034594918400/photo/2

NASHVILLE STATUS

https://twitter.com/MNPDNashville/status/1640507254611795968?ref_src=twsrc%5Etfw%7Ctwcamp%5Etweetembed%7Ctwterm%5E1640507254611795968%7Ctwgr%5E318474d7be6fa8bceea6d0b72648a2447ce33841%7Ctwcon%5Es1_&ref_url=https%3A%2F%2Fwww.cnn.com%2Fus%2Flive-news%2Fnashville-shooting-covenant-school-03-27-23%2Findex.html

CNN COVENANT SCHOOL MASSACRE UPDATES

https://www.cnn.com/us/live-news/nashville-shooting-covenant-school-03-27-23/index.html