Must Reads Morning Must Reads: South By Adam SorensenJan. 11, 20120 Share Read Later Romneyworld begins to urge Republicans to clear the field. He’ll head south as the favorite. And grappling with Bain attacks. Bloomberg gets an early look at When Mitt Romney Came to Town. Gingrich will try to tag Romney as “pro-abortion.” Playing defense, Romney’s Super PAC has snatched up $1.7 million in airtime in South Carolina. 10 key exit polls from New Hampshire. Last night’s speeches in 60 seconds. And Stephen Colbert is beating Huntsman in S.C.