Beware of 666: Cavaliers' 3-point deficiencies exposed by Mavericks

If the Cavaliers needed a reminder of one of their top offseason priorities, it was reinforced Friday night. The league's second-worst team in 3-pointers made with 666 — an ominous indicator of what bedevils the Cavs — had an ugly night. The Cavs hit just 6 of 29 (.207) from...