Kourtney Kardashian is paying no mind to online speculation that Justin Bieber is the father of her 10-year-old son, Reign.

The 26-year-old stepdaughter of a rocker was seen in a black-and-white two piece that made the most of her slender figure as ...

In 2015, reports swirled that Kardashian, 45, and Bieber, 31, were dating after her breakup with Disick. Neither confirmed ...