The Supreme Court on Monday turned away American Airlines’ bid to reverse a lower court ruling invalidating the carrier’s alliance with JetBlue in the Northeast.

An appeals court invalidated the joint venture under antitrust laws, finding it illegally reduces competition.

“That holding flouts basic antitrust principles, creates two circuit splits, and threatens to wreak havoc on productive collaborations of all shapes and sizes,” Greg Garre, a Bush-era solicitor general who represents American Airlines, wrote in the petition.

Justice Brett Kavanaugh indicated........

© The Hill