Boston Celtics guard Josh Richardson agreed to a one-year extension on Monday. Richardson opted into his player option before being traded by the Dallas Mavericks in July, so he'll get paid $24 million throughout the next two seasons. The 27-year-old averaged 12.1 points, 3.3 rebounds, 2.6 assists, and 1.0 steals throughout 59 games during the 2020-21 campaign. While he should get plenty of minutes in Boston, his rough shooting percentages and questionable health over the years are a cause for ...