Gio Gonzalez shook off a rude welcome to the major leagues and showed why he's considered Oakland's top pitching prospect. It still wasn't enough to give the slumping Athletics a win. Rod Barajas hit a three-run homer, Shaun Marcum pitched seven strong innings and the Toronto Blue Jays beat Oakland 5-1 Wednesday night to extend the Athletics' season-long losing streak to nine games. Oakland has been outscored 47-17 during the skid, managing no more than three runs in each of the losses. ...