Pain for Heat has been over the top, as they deal with death by 3s

MIAMI — Losing can be painful enough, with the Miami Heat dealing with plenty over the past three weeks. Death by 3s can be excruciating. As it was in the fourth quarter of Friday night’s loss to the Boston Celtics and then throughout the night on Sunday against the New York Knicks. Lately, much of the pain for the Heat has been over the top. Despite entering the week sixth in the NBA in 3-point defensive field-goal percentage, the Heat also entered the week allowing the seventh-most 3-pointers per game. So, yes, there is acknowledgement that something has to change. “That’s us,” guard Norman Powell said of opponents recently breaking open games three points at a...