Mariners dump Athletics, tighten AL wild-card picture

The Seattle Mariners dealt the host Oakland Athletics a damaging loss Monday night, riding the baffling soft-tossing of left-hander Tyler Anderson to a 4-2 victory in the opener of a four-game series between American League playoff hopefuls.

Kyle Seager stroked three hits, including a two-run double that capped a three-run third, as the Mariners (81-69) moved within one game of the A's (82-68) as both teams are chasing A