Connecticut police receive call with information on White House dinner shooter

11 articles · Updated · The Wall Street Journal · Apr 26

New London Police received the call just before 11 p.m. Saturday, over two hours after the 8:30 p.m. shooting involving suspect Cole Allen, 31, of Torrance, California.
The caller, whose identity has not been confirmed, was interviewed by both local and federal law enforcement, and the information was passed to federal investigators.
President Trump stated that the suspect’s family had contacted authorities; the local investigation is now complete, with federal agencies continuing to review the case.

Could the family's last-minute warnings have been acted on sooner to prevent the shooting?

With the suspect refusing to talk, what critical clues do his electronic devices hold?

How did an armed hotel guest breach outer security layers at the Correspondents' Dinner?

How did a Caltech graduate with no criminal record become a presidential event attacker?

What 'rules of engagement' were in the shooter's 1,052-word manifesto sent to his family?

Will this incident fundamentally change security protocols for all future presidential appearances?