Pam Shebest of the Kalamazoo Gazette has covered the Nationals for over 20 years and her finals story is here. She had no way of knowing how ill Boyajian was after the match, but he spent Sunday night in a Florida emergency room receiving treatment.
Other tidbits from the final day are here.
Erik Boal of the Los Angeles Daily News gives the 16s championship match account from Ryan Thacher's point of view. (There's one mistake--Boyajian didn't lead in the third set until he went up 6-5.)
Usta.com has all the details of the other National winners at sites around the country.