Former New Jersey Gov. Chris Christie filed paperwork with the Federal Election Commission, which officially triggers a 2024 Republican presidential campaign, his second White House run

Republican former New Jersey governor, who has spoken about the need to call out Trump, becomes latest hopeful to beat Joe Biden.   23:00 Mark Meadows, who was Donald Trump’s final White House chief of staff,

Christie's bid could inject a dose of anti-Trump criticism into a Republican primary field that has largely been reluctant to cross its leading candidate.

The hurdles Mike Pence faces as the former vice president launches his White House campaign and challenges his onetime boss - former President Donald Trump.

He'll be running against his former boss, Donald Trump. What we don't know: How he'll favor small businesses should he win. If or until then, it's a worthy question to parse. While not an entrepreneur himself,