during the course of the interdiction operation , an air battle Hostile_encounter known as the 18 april `` unk unk '' ( `` palm sunday massacre Killing '' ) took place Process_start , in which the german junkers ju 52 transport fleets suffered Bodily_harm heavy losses Earnings_and_losses over cape bon while evacuating Removing `` heer '' ( german army ) forces Military_operation escaping Escaping from the allied ground offensive Hostile_encounter operation `` vulcan '' .

the tour outpaced Cause_change_of_position_on_a_scale attendance for all other tours in the first quarter of 2011 , including bon jovi , u2 , x factor live , lady gaga , brad paisley and justin bieber , according to pollstar 's 2011 worldwide first quarter ticket sales `` top 100 tour '' chart .

the circle tour Traveling is a worldwide concert tour Traveling by american rock band bon jovi .