Each Purdue home football game, we feature the work of ISL photographer Ben Fahrbach. Here are his best 22 shots from Saturday’s Purdue vs. Marshall game.   Here are links to Fahrbach’s other Purdue slideshows: Purdue-Eastern Kentucky Purdue-Eastern Michigan Also: Jim Johnson’s Purdue-Marshall game story Follow Ben Fahrbach on Twitter: www.twitter.com/BBFahrbach