Hi.<br/>What does backed mean in:<br/> Rioters set fire to offices of Mr. Morsi's Muslim Brotherhood-backed party in the Nile River delta.<br/>(<a href='http://online.wsj.com/article/SB10001424127887323689204578571330351958500.html' target='_blank' rel='nofollow'>http://online.wsj.com/article/SB10001424127887323689204578571330351958500.html</a>) <br/><br/>What did they set fir to?<br/><br/>Thanks in advance