-------------------------------------------------------------------------------- Posted on Sat, Feb. 05, 2005 U.S. ambassador, Mexican heiress to wed BY LENNOX SAMUELS The Dallas Morning News MEXICO CITY - (KRT) - It could qualify as the raw material for one of those romantic movies starring J. Lo and one of her leading men, say Ralph Fiennes or Richard Gere or, dare we say, Ben Affleck. A highly eligible American expatriate is smitten with a citizen of the country where he's based, after meeting the glamorous divorcee at a power dinner. Business and diplomacy postpone the onset of romance, because, well, he's the U.S. ambassador and she's...