Following her much-publicized opposition to the omnibus spending bill last week, Sen. Elizabeth Warren tried to dampen any talk about her running for president in 2016 and challenging presumptive Democratic candidate Hillary Clinton. In an interview with NPR’s Steve Inskeep Monday morning, Warren said on three separate occasions she will not be running to occupy the White House in 2016. Rather, the newest member of Senate leadership said her focus is fighting for “hard working families who just want a fighting chance.” “Would you tell these independent groups, ‘Give it up!,’ you’re just never going to run,” asked NPR’s Inskeep....