Patrick McGeehan

On and around some of New York City’s most iconic buildings, beehives are buzzing.

The plan, announced Thursday by the Port Authority of New York and New Jersey, includes replacing the rickety AirTrain network and the airport’s dilapidated Terminal B.

A leak in the Queens-Midtown Tunnel and the race to plug it revealed the fragility of New York City’s aging transportation network.

After studying other ways to double capacity at the busy transit hub, the railroads that use it say they have concluded that it needs to be expanded.

On Tuesday morning, trains and buses from New Jersey were stymied by a power outage and traffic accidents.

An explosion at a substation in June caused just one in a series of disruptions along the Northeast Corridor this summer. Upgrades would come at enormous cost and take more than a decade.

After a spate of breakdowns that caused long delays, an unscheduled “fare holiday” on the statewide transit network will start on Aug. 26.

The police said the man, Vincent Sumpter, yelled “Free Palestine” before stabbing another man near the headquarters of the Chabad-Lubavitch movement.

Officials of the two transit agencies met in an impromptu meeting on Thursday called by New Jersey’s governor, Philip D. Murphy.

New Jersey Transit Service into New York City was suspended Friday morning, and Amtrak service was severely delayed, after a power outage caused major disruptions Thursday night.