grades have been in question for at least a couple of months
Grades have been in question way longer than that. He's had a lot of time to get them up.
You don't wait until a week before signing day to ask him to grey shirt.
You wait until you have enough information to make that decision. If it's a week before signing day, oh well. Kid should have worked harder.
I mean they just saw him face to face on a visit and could've told him. Instead, they let his high school coach break the news.
I'm skeptical of this.