CNN projects McCain wins Ohio , Texas , Rhode Island and Vermont . Huckabee withdraws from race for GOP nomination . Arizona Sen. John McCain , whose White House aspirations went into a nose dive last summer , clinched the Republican Party 's presidential nomination Tuesday night with a sweep of GOP contests in four states . - March 22 : McCain campaign was largely written off last summer .
CNN projects McCain wins Ohio , Texas , Rhode Island and Vermont . Huckabee withdraws from race for GOP nomination . - March 22 : McCain campaign was largely written off last summer .