Republicans nominate Mitt Romney; wife Ann convention star speaker

Tuesday, August 28, 2012 | 10:18 p.m. CDT; updated 11:13 p.m. CDT, Tuesday, August 28, 2012

TAMPA, Fla. — Former Massachusetts Gov. Mitt Romney swept to the Republican presidential nomination Tuesday night, praised lovingly by his wife from their national convention stage as the "man American needs" and cheered by delegates eager to propel him into the fall campaign against President Barack Obama.