Shark Tank Sezon 7 Odcinek 6: Week 6: Rent Like a Champion, HotShot, Windcatcher, Stem Center USA

Self-made billionaire Chris Sacca joins the Sharks and ends up in a battle with Lori Greiner over a tech education business started by two sisters from Pomona, Cal. Also: Chicago sports fans pitch a specialized version of a popular home rental Web site; an entrepreneur reveals a unique twist on a popular hot drink; an inventor from Portland, Ore., has a device that can inflate objects in mere seconds; and a Houston woman offers an update after not securing a deal for her loofah soap company.