A major upstate transmission upgrade is now online, freeing up about 1 gigawatt and promising roughly $438 million in annual congestion savings. Officials say the work will ease curtailments and strengthen reliability.

A FAA-ordered ground-delay at Harry Reid left hundreds of flights delayed as controller shortages forced the agency to slow arrivals. The FAA’s staffing plan shows Las Vegas is under-target.

AA flight AA93 from Zurich declared an emergency over the North Sea and diverted to London Heathrow; trackers show the 787 landed safely while authorities seek details.