Jordan confirmed Saturday that its air force took part in strikes launched by the United States on Islamic State group targets in Syria in retaliation for the killing of three US citizens earlier this month. The US launched military strikes Friday on multiple sites in Syria to eliminate Islamic State group fighters and weapons in retaliation for an attack by a Syrian gunman that killed two US troops and an American civilian interpreter almost a week earlier. The Jordanian military said in a statement that its air force participated in precise airstrikes... targeting several ISIS positions in southern Syria, using a different abbreviation for the Islamic State group. Jordan is one of 90 countries making up the global coalition against IS, which Syria recently joined. The US military did not say how many had been killed in Friday's strikes. The Syrian Observatory for Human Rights, a UK-based war monitor, reported that at least five people were killed, including the leader and members