 Further international investigations into the Lufthansa Flight 615 incident have produced theories of a secret agreement between the German government and Black September release of the surviving terrorists in exchange for assurances of no further attacks on Germany.In the wake of the hostage-taking, competition was suspended for 34 hours, for the first time in modern Olympic history, after public criticism of the Olympic Committee's decision to continue the games.On 6 September, a memorial service attended by 80,000 spectators and 3,000 athletes was held in the Olympic Stadium.