Correct! MeTV is a KETV sub channel at 7.2. Will I also receive it with a UHF antenna?
Without seeing your TvFool report it is difficult to give specific advise. If you have a good unobstructed view of the signal a basic 2 bay will work. This one is $14 delivered to your nearest Wal-Mart.
https://www.walmart.com/ip/Eagle-Aspen-DTV2BUHF-DirecTV-Approved-2-Bay-UHF-Outdoor-Antenna/21152494