Duke's Grayson Allen -- one of the biggest stars in college basketball -- says he's ready, willing and able to mentor his new teammate Marvin Bagley -- the #1 high school player in the country. 18-year-old Bagley -- who was a junior at Sierra…
TMZ Staff, TMZ
Tue, 08/15/2017 - 4:13pm
Duke's Grayson Allen -- one of the biggest stars in college basketball -- says he's ready, willing and able to mentor his new teammate Marvin Bagley -- the #1 high school player in the country. 18-year-old Bagley -- who was a junior at Sierra…