LOS ANGELES (AP) — Pixar’s “Hoppers” held onto the top slot at the box office, bouncing back with $28. 5 million in its second weekend, according to studio estimates Sunday, while Colleen Hoover's “Reminders of Him” added to the author's successful streak at the box office. After its $45. 3 million debut, The Walt Disney Co. 's “Hoppers” release dipped a modest 37% in its follow-up weekend, a promising sign for an animated movie hoping to have strong legs through March. The a a...