U.S. Rep. Steny H. Hoyer (D., Md.), the House Democratic whip, hit Montgomery County on Thursday to stump for the county's Democratic congressional candidates. Among his stops Thursday was a fund-raiser for Josh Shapiro, 30, who is running for Pennsylvania's 153d District House seat against Jon Fox. How did Harrisburg-hopeful Shapiro land Beltway-insider Hoyer? Shapiro was Rep. Joe Hoeffel's chief of staff and knew Hoyer from Capitol Hill. The short answer: Shapiro just picked up the phone and asked.