Boston Celtics sign Joe Johnson to a 10-day contract

The Boston Celtics have signed seven-time NBA All Star and 17-year veteran Joe Johnson to a 10-day contract, the team announced today. Johnson, 40, has played in 1,276 career NBA games over 17 seasons with the Celtics, Phoenix, Atlanta, Brooklyn, Miami, Utah, and Houston from 2001-02 to 2017-18, averaging 16.0 points on 44.1% shooting (37.1% …