The United States has warned that Iran could use its proxies to spark a war in the Middle East as an increasingly restive Iranian population continues to challenge the regime. U.S. National Securit Adviser James Jones said Iran could be ready to order such proxies as Hamas and Hizbullah to launch hostilities that would spark a regional war. Jones said Iran could use the two Islamic militias to target Israel from Lebanon and the Gaza Strip. "History shows that when regimes are feeling pressure as Iran is internally and will externally in the near future, it often lashes out through...