by Ed PriceFiled under: Mets, MLB InjuriesNEW YORK - Mets right-hander John Maine, who was supposed to continue a minor-league rehabilitation assignment Saturday, instead will not pick up a ball for a week because of recurring discomfort in his shoulder.Maine (5-4 with a 4.52 ERA) called his injury "a little bit of a pinched nerve" and conceded he will be out at least through the All-Star break.Without Maine, the Mets can continue to use Fernando Nieve in the rotation. Nieve, claime...