Julia Roberts is fighting for her addict son’s life in ‘Ben is Back’

Julia Roberts is fighting for her addict son’s life in ‘Ben is Back’
Julia Roberts is on a mission — again. In a throwback to her scantily clad, door-knocking role in “Erin Brockovich,” she plays a drug addict’s determined mother in “Ben Is Back.” And she’s just as good without the smile. Swell, too, is the sweet and subdued Lucas Hedges as her son Ben, who leaves rehab...