When I first heard that Kevin Costner and Diane Lane would be starring in another movie together, I figured it would be one of those "old people in love" movies, but clearly, I was dead wrong. Focus has released a trailer for their new movie Let Him Go, and frankly, it looks pretty badass to me. Following the loss of their son, retired sheriff George Blackledge (Costner) and his wife Margaret (Lane) leave their Montana ranch to rescue their young grandson from the clutches of a dangerous family living off the grid in the Dakotas, headed by matriarch Blanche Weboy. …