Gingrich takes tougher tone in criticism of Romney

CONCORD, N.H. (AP) — GOP pres­i­den­tial can­di­date Newt Gin­grich pum­meled front-running rival Mitt Rom­ney as “a mod­er­ate Mass­a­chu­setts Repub­li­can to the left of the vast major­ity” of their party, dis­play­ing a tough new tone in New Hamp­shire after a dis­ap­point­ing per­for­mance in Iowa’s caucuses.