Here’s the Backstory on Why Rob Kardashian Deleted Blac Chyna Photos on His Instagram – E! Online Xavier Collin/Image Press/Splash People were on high-alert today after noticing a change on Rob Kardashian ‘s social media. The E! star’s Instagram had a noticeable difference when people realized that all of Blac Chyna ‘s photos had been taken off, but E! News learns it’s nothing to be alarmed about—the pair, who are expecting their first child together, are still in a r..