India, Dec. 16 -- The hotel room where Nick Reiner allegedly sought refuge following the murder of his parents, Rob and Michele Reiner, was discovered to be stained with blood, as per TMZ report on Tuesday.

Sources told TMZ that the 32-year-old suspect used a credit card to check into The Pierside Santa Monica hotel at around 4 a.m. on Sunday, just hours after getting into a furious fight with his fatherat Conan O'Brien's Christmas party.

The source further told the outlet that witnesses said the troubled drug user looked "tweaked out" when he checked in, but there were no obvious signs that he had been involved in a violent struggle.

However, when the staff entered his room for cleaning after he departed early on Sunday, they discover...