A draft resolution calling for an immediate ceasefire in the Gaza Strip failed in the UN Security Council on Tuesday after the US again vetoed the text tabled by Council member Algeria. Given concerns about a possible major Israeli offensive on the crowded city of Rafah in southern Gaza, the proposal was widely supported by 13 of the 15 council members. Britain abstained. US Ambassador Linda Thomas-Greenfield had declared ahead of time that the US would once again use its veto power in the Security Council should a vote be held. The five permanent members of the most powerful UN body, the US, …