"Oh my god, are you kidding me?" Sif spat, as she crawled to her feet and only had time to give Leia the tiniest smile of thanks before she registered the second attacker. "MOVE --"
Hard to dropkick someone when there's somebody else in the way, and she really didn't want to kick Leia.
"Who mugs people in gangs?"
Apparently, people around there. So much for needing the workout; this one came to them.