Trump defended his claim that Ted Cruz's father was linked to Lee Harvey Oswald.
Greg Brannon is giving away an AR-15 rifle to a lucky supporter.
The Texas senator inadvertently elbowed his wife, Heidi, in the head.
Cruz suspended his campaign after losing to Donald Trump in Indiana.
The Ohio governor's campaign said Kasich has no intention of dropping out of the race.
Trump deals a crushing defeat to GOP rival Ted Cruz.
Cruz is speaking to supporters at a watch party for supporters in Indianapolis.
Trump is holding a press conference at Trump Tower in New York.
"Ted Cruz is a desperate candidate trying to save his failing campaign," Trump said.
Ted Cruz and John Kasich followed with 22 percent and 14 percent, respectively.