Hardworking Mariners third baseman Kyle Seager is thriving Posted May 8, 2012 Kyle Seager is a self-made factor in this Seattle Mariners youth movement. He has risen from a third-round choice in the 2009 draft who might turn into something down the road to bona-fide untouchable building block. Right now, the 24-year-old is performing the best of the team's precocious youngsters. (Seattle Times)