If the bases are loaded with two outs and the batter is awarded first base (walk, hit by pitch), the batter-runner must touch first base and the runner from third base must touch home. The other runners on base are not required to advance and touch the next base.
One of the wackiest endings to a major league game ever occurred at Chase Field, August 9, 2015, when the D’Backs hosted the Reds. This extra inning game ended in confusion, protest, and a mixture of multiple rules interpretation. Watch this bizarre ending and read Rich Marazzi’s expert analysis in this Insider Report.