Thanks. Josh has been talking about the US College route as a likely course for some time, and his absence from Pro Tour events backed that up, so it's no surprise.
Dan Kiernan has been blogging from Roland Garros with details (+photos) of Josh warming up Rafa for his demolition of Monaco (the player not country) and news of other juniors
Mitchell Krueger, Shane Vinsant and JWH make quite a class! In addition, according to the link Zootennis provided, Jonathan Cornish is due to go to UVA (as did Inglot -- and as will another extraordinary group of talented players).
Poor Texas A and M. Mitchell Krueger (playing in Alabama) has clearly also gone pro. Don't know about Shane Vinsant. Guess that's the peril of a recruiting class that looks too good to be true ...