 Although the Bulls lost the protest, the dispute became the backbone for the time requirements of the new rule.Teams with the possession of the ball with less than 00.3 left also have the option of trying a Hail Mary shot like the one that the Knicks were going to try before Tucker's shot, or to simply let the clock run to zero.At the start of the 1989–90 season, the NBA had adopted a rule from FIBA making game clocks register tenths of seconds in the final minute of a period.