September 27, 2012 12:00 AM

‘Looper’: Time-travel thriller ramps up the action | 3 stars

When it comes to time-travel stories, it’s best not to get hung up on details. As Joe (Bruce Willis) reminds his younger self (Joseph Gordon-Levitt) in the trippy sci-fi “Looper,” you’ll just end up sitting in a diner for hours, drawing “diagrams with straws.”

Related content