Officials say a suspect is in custody.
Blog Briefing Room
"The lion's share of his supporters end up with us," Cruz says.
"Are you ready for the challenge of a lifetime? Then this job is for you!"
The former Speaker said "no citizen could ever turn down that kind of challenge."
Christie calls the Speaker's race "Game of Thrones nonsense."
Trump says the House needs someone like him to be Speaker.
"I'm the only Democratic candidate for president standing strong with President Obama on this issue."
Cruz says Republicans have wasted their congressional majorities.
The show will go on with guests including actor Michael Fassbender and actress Brie Larson.
Carson said he is not interested in debating Obama's status as a “real black president.”