(IsraelNN.com) The Labor party caucus decided a short time ago to back party chairman Ehud Barak and vote against the government Wednesday on a bill to dissolve the government. The decision effectively is the last nail in the coffin for the government of Prime Minister Ehud Olmert. Three Labor Knesset Members, Education Minister Yuli Tamir (Labor) and MKs Amir Peretz and Yoram Marciano did not vote on the caucus decision. The bill, sponsored by Likud MK Silvan Shalom, has the backing of the other key coalition party, Shas, as well as Opposition parties. Prime Minister Olmert warned at the Cabinet...