NFL Commissioner Roger Goodell spoke publicly for the first time since the Manhattan office shooting, saying, "It's just heartbreaking for all of us. It's devastating."

Here's how NFL players, coaches and executives reacted to a mass shooting at the league's office building in Manhattan:

Two teams NYPD detectives headed to Las Vegas Tuesday, to execute search warrants at Shane Tamura's home and at a gun store where he legally purchased a revolver on June 12 using a Nevada concealed carry permit,