nato prepping for a meeting, secretary-general coming out and saying nato is able and ready to defend all of the allies and saying it is critical at this stage that nato has doubled the size of its response force. thanks, arwa. a rare move from president obama. he apologized to the head of doctors without borders. he promised all cooperation with the investigation. this follows saturday s deadly u.s. air strike that killed 22 people at a doctors without borders medical facility in kunduz in afghanistan. the president assured dr. lew that the investigation underway would provide a transparent and thorough accounting of the facts. if necessary, the president would implement changes that would make tragedies like this