[1/3] Former Trump administration U.S. Ambassador to the U.N. Nikki Haley campaigns for Georgia Republican candidate for U.S. Senate Herschel Walker at a rally with supporters in Hiram, Georgia, U.S. November 6, 2022. REUTERS/Jonathan Ernst WASHINGTON, Feb 1 (Reuters) - Former South Carolina Governor Nikki Haley will launch her candidacy for the 2024 Republican presidential nomination on Feb. 15, squaring off against her one-time boss, former President Donald Trump, according to a source familiar with her plans. Haley is expected to release details about her White House bid in an invitation to supporters later on Wednesday, according to local news...