WASHINGTON (AP) — DoorDash has finalized its acquisition of the U.K. food delivery company Deliveroo, saying Thursday that the boards of both companies approved the nearly $4 billion deal announced earlier this year. Word of DoorDash's interest in Deliveroo began to circulate in April and the San Francisco company quickly confirmed that it had agreed to buy Deliveroo for$3.9 billion in cash. The deal, which was approved by a British court, will help DoorDash to expand its business in Europe, Asia and the ...