Stop The Tank! is a mission in Grand Theft Auto 2 given to protagonist Claude Speed by Johnny Zoo of the Yakuza. The mission is the second mission available from the red Yakuza phones in Ukita of the Downtown District.
As retaliation for Johnny's previous actions, the military has send out a tank to destroy Johnny's cars. Panicking, Johnny sends Claude to destroy the tank and kill the grunts guarding it. Claude does the deed and stops the attack.
Completing the mission will give you $60,000.