On this day in 2017, Celtics legend Paul Pierce signed with Boston to retire a Celtic, and former wing Eric Williams was born.

As part of SportsCenter's "50 States in 50 Days" tour, we're spotlighting the top boys and girls hoopers to come out of ...

The fourth of those players wearing No. 21 played in the (then) New York (now, Brooklyn) Nets era, guard alum Brian Mahoney.