Karns excited to toe rubber vs. former club

Nathan Karns strikes out five over 4 1/3 innings, allowing one run on two hits and five walks vs. the IndiansST. PETERSBURG -- Nathan Karns has started far more games at Tropicana Field than at any other stadium in his Major League career, but the Mariners' right-hander acknowledged there'll be a strange feeling on Wednesday when he takes the mound to face his former club.

"It's different in the sense that it's probably the most of a lineup I've faced that is former teammates, where I can sit there and compete with guys that I used to joke around with and say, 'What if we faced?'" Karns said Tuesday as his new club prepared to open a three-game series against Tampa Bay. "Now we finally get…