You can now put your US passport into Apple Wallet for domestic travel

But only a few states plus Puerto Rico will accept it

Need to fly domestically, but want to leave your passport or driver's license at home? Apple has you covered, as long as you're using an iOS device and traveling between or within one of the dozen or so states that support digital IDs and Apple Wallet. Unfortunately, it's not clear which states those are, and the TSA's web site is not up to date thanks to the ongoing government shutdown....