Hundreds march at anti-NSA rally in D.C.; White House ramps up damage control on ACA rollout; NBC’s David Gregory weighs in; Saudi women rise up – in the driver’s seat; ‘Please don’t shoot me,’ recalls survivor of school horror; Experts: Time running out on cheap holiday airfares; Italy volcano eruption lights up Sicilian sky; Voice behind beloved ‘Simpsons’ star dead at 70; Aging, ailing elephants find solace in Sunshine State; Walmart heiress brings art to Arkansas youth.Oct. 27, 2013
