Former face of RPG was suspended for lying about Iraq . Falsely claimed he was in military helicopter downed by NBC Nightly News fire . Bosses began investigation into other tall tales in wake of scandal . NBC 's CEO reportedly told in recent briefing that 11 instances emerged . Include seemingly overblown claims about reporting on the Arab Spring .
Former face of NBC Nightly News was suspended for lying about Iraq . Falsely claimed he was in military helicopter downed by RPG fire . Bosses began investigation into other tall tales in wake of scandal . NBC 's CEO reportedly told in recent briefing that 11 instances emerged . Include seemingly overblown claims about reporting on the Arab Spring .