Things can change quickly in the NBA, something the Knicks understand as well as anyone.

Two weeks ago, they were looking up at 22-22, having won eight of their previous 12 games. But a small rash of injuries and some poor, disjointed play in recent days have knocked them down to 23-28, mired in the Eastern Conference’s 11th spot with the NBA All-Star break 10 days away.

The...