Hands gripping one another's shoulders, a small group of illegal immigrants shackled at the ankles shuffled down a hallway at the Northampton County Courthouse on Wednesday. Moments after they were seated in a courtroom, deputy sheriffs herded more shackled men into the room. ''We ran out of shackles,'' Sheriff Jeffrey Hawbecker said as he watched a third group of men — these linked only by handcuffs — make its way down the hall. ''We'll order more handcuffs and shackles tomorrow, in case this happens again.'' The more than two dozen men had been held in the county prison in Easton...