A non-profit legal advocacy group with a long history of defending Guantanamo Bay detainees slammed President Donald Trump on Wednesday for the suggestion that the suspect behind a terrorist attack in New York City on Tuesday should be detained there.

“Guantanamo Bay is and always has been a prison exclusively for Muslims, which is undoubtedly the only reason Donald Trump made the idiotic suggestion to send Sayfullo Saipov there,” the Center for Constitutional Rights said in a press release.

The group, then led by the late Michael Ratner, was the first to successfully challengeformer President George W. Bush’s use of Guantanamo Bay as a detention center for foreign nationals, and has continued to coordinate the representation of detainees there.

Read the full piece here.