1) I'm not sure about this, but I thought he chose another program. Not that he "couldn't get in" to ours.
2) Grad school should be about academics. I'm not really interested in letting kids into grad school programs that shouldn't be there because of sports.
3) Generally, you want diversity between your undergrad/grad school programs. I would never counsel a student to get his/her grad degree where they got their undergrad degree.
But yes, that national championship we would have had, only if Robbie Frey got into grad school at UCONN would have been nice.