Andy Cohen has written a message about the tragic news surrounding Real Housewives of Salt Lake City star Mary Cosby, whose son Robert Cosby Jr. died suddenly.

If you did not see the news, the Bravo reality star’s only child sadly passed away this week at the age of 23. Robert reportedly died on Monday (February 23) in Utah, and while the cause of death is unknown at this time, authorities responded to a possible overdose, and upon arrival, a death investigation began.

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Andy posted on Threads, “Devastatingly sad news out of SLC. This is every parent’s worst nightmare. My heart is broken for Mary, and I am sending all my love to her and Robert Sr.”

You can read Mary‘s statement on the loss here.

Our thoughts go out to Mary Cosby and her family during this difficult time. RIP.