DeAndre Matthews, a student at SUNY Broome Community College went missing on February 6.
"Joy to the world!" Schumer wrote alongside a photo of him and his new grandchild.
The case has sparked a years-long battle for the truth and even sparked a riot between far-right protestors and trans rights activists.
Members of the public shouted “disgraceful” and “shameful” during a state legislative committee meeting about Arkansas’s anti-trans S.B. 199.