It states very specifically in the memo he refers to:
"It is recommended (not required) that passengers bring along any supporting documentation (ID cards, letter from doctor, etc.) regarding their medical needs."
So yeah, it would likely be easier for him if he did have one, but it's certainly not something the TSA can demand.
"It is recommended (not required) that passengers bring along any supporting documentation (ID cards, letter from doctor, etc.) regarding their medical needs."
So yeah, it would likely be easier for him if he did have one, but it's certainly not something the TSA can demand.