Swimmer Sarah Bro’s time as Zac Efron’s rumored girlfriend quietly and secretly came to an end…but Efron isn’t on the market either (sorry to everyone hoping to date Efron or rooting for a Efron-Vanessa Hudgens reconciliation now that she’s single). Us Weekly reports that the 31-year-old actor is now dating 26-year-old actress Halston Sage. The two starred in Neighbors together, so they …
