Original sentence: After the Mariners struggled to find their true closer trying out Brandon Morrow, Mark Lowe, Miguel Batista, and many others, David Aardsma finally became one of the few Mariner relievers who played consistent on a regular basis in a closing role and became the team's official closer
Edited sentence: After [[Brandon Morrow] struggled early, the Mariners gave Aardsma a chance to close game, and became the team's official closer