The New York Mets are not the only big-money disappointment in Major League Baseball season. The San Diego Padres are giving them quite a run for their money and are rapidly falling out of the National League playoff race. The Padres were swept by the Pittsburgh Pirates on Thursday afternoon, blowing a 4-0 lead in a 5-4 loss to extend their losing streak to five games. They are also just 2-8 in their past 10 games and 37-44 on the season. That puts them 10.5 games out of first place in the National League West and eight games out of…