Listless D.C. United struggles from start, falls to Union, 3-1

CHESTER, Pa, -- D.C. United’s plunging season reached fresh depths Saturday with a disastrous first-half performance that called into question not only the postseason outlook but the team’s heart.

Ben Olsen’s wayward gang fell behind within minutes of kickoff and by three goals well before halftime in the 3-1 defeat to the Philadelphia Union.

The defense was in shambles, the attack toothless without Wayne Rooney, though, even if the suspended captain had played, it’s hard to see United reclaiming the pulse of a one-time Eastern Conference contender.

A seemingly secure MLS playoff berth is in danger as the point cushion narrowed after a third consecutive defeat and the continuation of a summer…