This article originally appeared in the New York Post:

When it was revealed that the Boston Marathon bombers attended a Cambridge, Mass., mosque, its leaders were quick to disavow their actions.

Elder brother Tamerlan Tsarnaev‘s ideology was not their own, the leaders of the Islamic Society mosque claimed. In fact, he was admonished for an extremist outburst he made during one sermon.

So, one crackpot in a congregation. Who can blame the mosque?

But what about eight — including a prominent member of ISIS?

As it turns out, worshippers at the Islamic Society have included:

Now it can be revealed that another regular worshipper at the Islamic Society mosque was Ahmad Abousamra, who is now the top propagandist for ISIS.

Read the full story at the New York Post.