Transcript for Trump visits survivors of Las Vegas mass shooting
President trump, meanwhile, was here in Las Vegas today. It is the first time he's had to visit the scene of a mass shooting, meeting with sure voi vors. What he said to doctors and nurses here, and what he's now saying about gun control. ABC's senior white house correspondent Cecilia Vega, also here in Las Vegas. Reporter: In Las Vegas today, president trump, in a new role -- comforter in chief. With the first lady by his side, their first stop, the hospital treating dozens of patients, still fighting for their lives. Some were very, very badly wounded and they were badly wounded because they refused to leave and they wanted to help others because they saw people going down all over. And it's an incredible thing to see. There's tremendous bravery. Reporter: The focus on those survivors. But this was also a thank you tour. It makes you very proud to be an American, when you see the job that they've done. Reporter: At the command center, surrounded by first responders, the president praising their heroism, like these dispatch operators who answered those frantic calls for help. Calm and strong, sharp. Reporter: For the shooter, he had harsh words. He's a sick, ghanted man. Reporter: And for the nation, a message of unity -- America is truly a nation in mourning. Reporter: And hope. Americans defied death and hatred with love and with courage. Reporter: But as the debate about guns in this country grows louder, the president himself, not willing to go there, not today. Does America have a gun violence problem? We're not going to talk about that today. And Cecilia Vega joins us live tonight. Cecilia, the president said any discussion about guns will come down the road today, but on capitol hill today, there was a lot of focus on what are called bump stock attachments that Matt reported on, that can essentially turn assault rifles into automatic weapons. And there is word tonight that senator grin Feinstein and two Republican lawmakers are talking about legislation to ban them? Reporter: Yeah, David. A handful of senate Republicans seem open to the idea of holding hears on this subject. A similar movement is in the house, as well. But Mitch Mcconnell says it's premature to be talking about this. A vote seems like a long way off. Cecilia Vega with us here in Las Vegas tonight.
This transcript has been automatically generated and may not be 100% accurate.