U.S. intelligence agencies are warning that Hamas, the Palestinian terrorist group, may begin attacking U.S. citizens and facilities if a war with Iraq begins. CIA and FBI officials concur that Hamas--which has so far limited its attacks to Israeli targets--is most likely to attempt violence on U.S. bases or in American gathering places in Israel and the Middle East. What's more, says a U.S. official, "you can't rule out their doing something in this country."
The heightened concern was sparked by the bellicose declarations of Sheik Ahmed Yassin, Hamas' spiritual leader, who last month denounced the Bush Administration's threats to disarm...