A novice and junior titlist ( he defended his novice crown in Greensboro in 2011 ) , Chen has two quads planned for his free skate .
At 15 , Chen is making his senior debut in Greensboro .
A novice and junior titlist ( Chen defended Chen 's novice crown in Greensboro in 2011 ) , Chen has two quads planned for his free skate .
At 15 , Chen is making his senior debut in Greensboro .