Is Arlen Losing His Lead?

New poll says he's only up by 6. Plus: A hot and sweaty Broad Street Run, a Philly connection to the Times Square bomb, and more of what's news this morning

Sestak Is Gaining. Various polls show his race against Specter tightening, including one from Muhlenberg College/The Allentown Morning Call that shows Sestak down by just six points. [PoliticsPA]

Bombing Investigation Leads to Philly. Authorities came to Northeast Philly Sunday to question a potential witness from Bucks County who may have video of the Times Square bombing incident. [6abc, NBCPhiladelphia]

Man, It Was Hot. For yesterday’s Broad Street Run. But the race organizers were ready, with one million cups of water for the runners and water spewing out of fire hydrants all the way down Broad Street. Thirty-thousand runners came out; three dozen ended up being taken to the hospital.  [6abc]

Didinger: Are the Eagles Switching to a 3-4 Defense? Big Red says no, but R Diddy has his own observations. The Scoop has no opinion, since he’s still so captivated with the Sixers coaching sweepstakes. [CSNPhilly]

Hanging with J Roll and Chase. Dan Gross was at the Utley’s All Star Animals Casino Night last week, and tells us that injured Jimmy Rollins nows spends his time shopping, and that Chase was a little flummoxed by wife Jen’s compliment (in last month’s Philly Mag) about what a great behind he has. [Daily News]