Marcelo Saporito replaced whom?
Marcelo Saporito:  He took the mammoth task of replacing the late Master Carlson Gracie at the helm of the gym, which he has done to perfection with over 200 team titles to this date. Carlson Gracie: Carlson Gracie (August 13, 1932 – February 1, 2006) was a practitioner of Brazilian Jiu-Jitsu.
replacing the late Master Carlson Gracie