Thirty-one percent of Republicans favor a new nuclear deal with Iran, creating a challenge for their party’s lawmakers who largely oppose the framework accord sealed between Tehran and world powers, a Reuters/Ipsos poll showed on Wednesday. Another 30 percent of Republicans oppose the pact, while 40 percent are not sure, according to the poll, which revealed a sharp split in the party as its leaders ramp up opposition to the deal championed by President Barack Obama, a Democrat. The White House has launched a broad effort to convince U.S. lawmakers and other critics to embrace the framework agreement reached last week between Iran, the United States, Britain, France, Germany, Russia and China. Many details remain to be worked out for a final deal to be completed by the end of June. Public support will be critical to the White House effort to sway skeptical members of […]