over video showing memphis police officers beating tyre nichols. the police chief told cbs s jeff pegues she questioned the reason officers gave for pulling him over in the first place. alleged reckless driving. it s puzzling for me that i don t have information that i need to at least understand what started this. reporter: today jay hard way is demanding more transparency from the police chief about the s.c.o.r.p.i.a.n. unit the officers were a part of. who decided that we needed a s.c.o.r.p.i.a.n. unit with that kind of leeway? with just a wild, wild west attitude. reporter: the police chief says the s.c.o.r.p.i.a.n. unit had three teams of about a few dozen street officers who targeted violent offenders in high-crime areas. today the memphis police department announced it s now