Clinton, Trump remain front-runners for respective nominations
Five states up for grabs on major primary night
Rubio tops Kasich by one point in āprimary;ā Trump finishes third
Florida senator received 37 percent of the vote
Delegate selection event slated for March 12
In new low, Trump references penis size
Campaign reaches out to cityās Log Cabin groupĀ for support
Longtime AIDS activist says GOP frontrunner āvery tolerantā
2016 hopefuls bash each other ahead of Super Tuesday
2016 hopeful says Supreme Court 'has spoken' on the issue