Allies could cause alarmA list of Rudolph Giuliani's associates, past and present, who have faced legal trouble are likely to spur questions about his judgmentBY TOM BRUNE February 22, 2007 WASHINGTON - It had been a few years since Richard Tollner last publicly accused his former teacher Msgr. Alan Placa of groping him in high school, but Tollner recently repeated the charges - raising an awkward issue for Rudolph Giuliani's run for president. Tollner, now a mortgage banker, appeared at a Feb. 8 Manhasset meeting of Voice of the Faithful of Long Island, a Catholic group concerned about priest-abuse cases,...