A pair of middleweights will be in action at UFC 197 as Vitor Miranda enters the octagon against Marcelo Guimaraes. Miranda will enter the fight riding a two fight winning streak, last defeating Clint Hester by TKO at UFC 190. Guimaraes has won two of three fights under the UFC banner and he will be returning to action after a year-plus absence. UFC 197 takes place on March 5th from the MGM Grand Garden Arena in Las Vegas, Nevada with Rafael Dos Anjos and Conor McGregor headlining.