Transportation Security Administration chief John Pistole said Thursday he will resign at the end of the year , ending his run as the longest-serving administrator of the government agency entrusted with keeping terrorists off planes , trains and other means of transport . NEW : Pistole is nominated to be president at his alma mater , Anderson University . TSA chief John Pistole surprises agency employees with announcement . Score: 6 Lawmakers , union praise Pistole 's leadership at TSA .
NEW : Pistole is nominated to be president at his alma mater , Anderson University . TSA chief John Pistole surprises agency employees with announcement . Score: 6 Lawmakers , union praise Pistole 's leadership at TSA .