Ana Carol Lebre RSS
Mackenzie Dern: “I’m training how to escape from the 50/50 guard”
Mackenzie Dern failed to take the gold in the last edition of the IBJJF Pan in late March, in Irvine. In the absolute...
Mackenzie Dern ready to face teammates: “It’s my job”
Jiu-Jitsu world champion from blue to brown belt, Mackenzie Dern, 19, is taming her anxiety for her second IBJJF tour...