Hernan Marquez back in action on March 23; Chad Dawson leaves trainer Scully

By Allan Fox: Former WBA World flyweight champion Hernan "Tyson" Marquez (34-3, 24 KO's) will be returning to the ring on March 23rd against an opponent still to be determined in Hermosillo, Mexico, according to RingTV. Marquez, 24, was stopped in the 10th round in his last fight against WBO flyweight champion Brian Viloria last