Superman” is still atop the hierarchy of power at the box office in its second weekend, flying above new wide releases “I Know What You Did Last Summer,” “Smurfs” and “Eddington.” The DC Studios universe-rebooter earned about $16.

James Gunn’s “Superman” showed staying power in its second weekend at North American box offices, collecting $57.3 million in ticket sales and remaining

“Superman” dominated the domestic box office for a second-straight weekend, bringing in an estimated $57 million—turning the film into a much-needed hit for the stagnating DC Universe brand and Warner Bros.