Best-bets for July 21: cops, crooks and snow-piercing drama
1) “D.I. Ray’ season-finale,, 10 p.m., PBS. Slowly and solemnly, this season has unfolded two stories. Ray (Parminder Nagra, shown here, best-known for “ER”) has probed a murder involving two crime families, plus an internal story, involving a police conspiracy. Now both end solidly. Read more…