Giambi Ends Slump As Yanks Beat Blue Jays NEW YORK - Jason Giambi homered to end the longest slump of his career and Esteban Loaiza finally earned his 100th career victory and first for the Yankees, leading New York over the Toronto Blue Jays 5-3 Tuesday night.    Gary Sheffield hit his 36th home run two days after getting a pair of cortisone shots...