<p><a href="http://us.rd.yahoo.com/dailynews/rss/world/*http%3A//news.yahoo.com/s/ap/20110410/ap_on_re_la_am_ca/lt_drug_war_mexico"><img src="http://d.yimg.com/a/p/afp/20110410/capt.photo_1302402436566-1-0.jpg?x=130&amp;y=75&amp;q=85&amp;sig=YzfRfPkgAlzawL0mMFDVaA--" height="75" width="130" alt="US citizen among bus passengers abducted in Mexico   (AP)" style="float: left; border: 0px;" />
</a>AP - At least one U.S. citizen was among dozens of men reportedly forced off passenger buses by armed attackers in the northeastern border state of Tamaulipas, where 72 bodies were found in mass graves last week, U.S. officials said Sunday.</p><br style="clear: both;" />