How Many Members of the Congressional Black Caucus Refused to Sign the Hoyer-Cantor Letter in Support of Israel?

In response to the disturbing tensions rising between Israel and the United States Congressmen Steny Hoyer and Eric Cantor wrote a bi-partisan letter. Signed by 327 representatives, the letter is an entirely moderate, reasonable commitment to the US-Israel relationship.
Below is a list of those who did not sign it, appearing at the Zionism and Israel [...]