i m jessica dean in washington, d.c. in today for fredicka whitfield. a major move by the memphis police department. less than 24 hours after the release of the video showing the brutal building of tyre nichols, the s.c.o.r.p.i.o.n. unit will be disbanded. this move coming after nichols family and protesters around the country demanded the unit be dissolved. cnn s isabelle rosales has more on these developments. what are you learning? reporter: the police chief cerelyn davis, in a statement she put out, talking about how it was disbanded, she touted the quality work of this unit. clearly there s been tensions between the community and this s.c.o.r.p.i.o.n. unit. what happened here is the police chief, she met with members that were not involved in the beating of tyre nichols and determined it was in the best interest of the community to disband. this goes to the direct wis activists and the family attorney as well. here is what we know about the s.c.o.r.p.i.o.n. unit. this