BLOOMING GROVE, Pa. — An attorney hired by Eric Frein’s family to represent the ambush suspect the night of his capture said Monday that police prevented him from seeing Frein and refused to tell his client a lawyer was available. James Swetz, a veteran criminal defense attorney from eastern Pennsylvania, said he called ahead, then showed up at the Pennsylvania State Police barracks in Blooming Grove about 9:30 p.m. Oct. 30, some 3½ hours after Frein’s arrest. “I was told, ‘He …