Wall Street stocks erased most of their early losses on Friday, but they failed to break out of the week’s narrow trading range on a day when floor trading in 242 companies, including Exxon Mobil and General Electric, was halted because of a computer problem.
Stocks rebounded in late trade as early indications filtered through that Mir Hossein Mousavi, the challenger to President Mahjmoud Ahmedi-Nejad, might be on course to win a majority of the vote.
