VIDEO : Kris Jenner Posts About ?Challenging Day? After News of Rob and Blac Chyna

This is one tangled web. Both Kris Jenner and Tyga took to social media on Monday, January 25, after Us Weekly confirmed that Rob Kardashian is seeing family nemesis Blac Chyna. Momager Jenner posted a telling tweet on Monday evening, and shared a photo of a beautiful arrangement of blooms awaiting her at her mansion in Calabasas, California. ?Had a challenging day & walked in the door to this gorgeousness,? the mom of six, 60, shared with her 6.45 million followers.