There were already Hit Wizards at Cho by the time Lisa got to her. They were fending off the angry mob as best as they could when the Spanish Captain snatched up the broken and bleeding body. Before they could stop her, they were gone...
Lisa now had a severely injured woman to deal with. Multiple broken bones, a concussion, multiple bruises and cuts...did the Chaser know healing magic? Cho wasn't conscious anymore, not after the beating she had been given...