The Seattle Mariners base running wasn't as efficient as it normally is in a 3-1 loss to the Toronto Blue Jays on Friday. The ...

The Seattle Marinersbegan the second leg of a nine-game road trip Friday on its best stretch of the season. The Mariners took the first series of the road trip ...

The margins by which the Mariners find success or failure are narrow enough that something like one significant flub on the bases could end up being costly.