User blog comment:Damac1214/Rumor: Map Pack 3 Leaked + Map Pack 3 Reveal Trailer coming soon/@comment-91.67.152.139-20130618144234/@comment-1263839-20130618192135

And also having a massive chance of knocking down 12 of those Zombies, resulting in you getting trapped or forced to run in the opposite direction to your intended route.