Beaten and left for dead, Ms. Martian’s life was saved when J’onn was given his White Lantern vision. Apparently everyone who had one, during their moment of shifting into a White Lantern, healed everyone around them completely.
Ms. Martian’s attacker was a very pissed off Green Martian, who took incredible offense upon realizing that they were fighting a White Martian disguised as a Green Martian. This Martian rattles on about how M’Gann could never be a true companion to him, and how she is beneath them.