Mavericks sign Kemba Walker

The Dallas Mavericks yesterday signed free agent guard Kemba Walker. Walker (6-0, 178) holds career averages of 19.5 points, 3.8 rebounds, 5.3 assists, 1.2 steals and 33.3 minutes per game in 741 games (696 starts) with Charlotte, Boston and New York. He has shot 36.0% (1,663-4,614 3FG) from 3-point range and 84.0% (2,801-3,333 FT) from …