Sen. John Barrasso calls Secret Service conference call a '100% cover-your-a--' briefing

Senate lawmakers were left with more questions than answers on Wednesday following a conference call with the U.S. Secret Service on the attempted assassination of former President Trump, with one senator calling it "100% cover-your-a-- briefing."

The Secret Service privately briefed the senators as questions still remain about how the gunman who shot Trump was able to get on a roof roughly 200 yards from where he was speaking to supporters. 

Sen. John Barrasso, R-Wyo., said the meeting...