Will 'It' pull Hollywood out of its box office funk?

Our critics review a reboot of Stephen King’s “It,” now set in the ‘80s with kids disappearing from a small town, and a makeover for Pennywise the clown; and “Home Again,” a romantic comedy starring Reese Witherspoon. Also, this summer has been officially the worst at the box office in more than a decade. Is Rotten Tomatoes to blame?