In a "Twitter Town Hall" event, President Barack Obama repeated a disputed claim about the electric car battery market, and he claimed that the payroll tax holiday is worth $1,000 to "almost every single American" when many will get less than that.
Obama took questions from Twitter users — limited to 140 characters, of course — and gave more verbose answers in the July 6 televised event at the White House. He touted the fact that the U.S.