ROUGH CUT - NO REPORTER NARRATION<br/> <br />STORY: U.S. President Barack Obama rolled to re-election and a second term in the White House on Tuesday, television networks projected, defeating Republican challenger Mitt Romney and overcoming deep doubts about his handling of the U.S. economy.<br/> <br />Obama defeated Romney in a series of key swing states despite a weak economic recovery and persistently high unemployment as U.S. voters decided to stick with the first black president rather than go with the wealthy Republican.<br/> <br />Obama's victory in the hotly contested swing state of Ohio - as projected by TV networks - put him over the top in the fight for the 270 electoral votes needed to clinch the White House and ended Romney's hopes of pulling off a string of swing-state upsets.
