Three quick hits for a Monday afternoon: 1. Clark’s dad: He didn’t know. The news broke Friday and The Associated Press picked it up Saturday: Senior Air Force running back Asher Clark, second on the Falcons’ all-time rushing list, is no longer at the school, reportedly after being part of an academy investigation into illegal drug use. Sunday, Frank Schwab at The (Colorado Springs, Colo.) Gazette gave the Clark family’s side of the story via Asher’s father, Mark, who said his son thought he was smoking tobacco at a March 2011 party when in fact he’d been given a pipe…