The Associated Press CAIRO, Egypt March 18 — The Islamic militant group that claimed responsibility for last week's Madrid train bombings has warned that its next targets could be the United States, Japan, Italy, Britain or Australia, an Arabic newspaper reported Thursday. The London-based Al-Quds al-Arabi said on its Web site that it had received a statement from "The Brigade of Abu Hafs al-Masri (al-Qaida)" in which the group reiterated its responsibility for the March 11 attacks that killed more than 200 people and wounded more than 1,600. "Our brigades are getting ready now for the coming strike," said the...