The military is lifting its ban on women serving in combat roles. Women will now be eligible for some quarter million front line jobs. // A lab fire in Arizona in 2006 showed just how volatile Boeing's 787 Dreamliner lithium-ion battery can be if its energy isn't contained. During testing of a prototype charging-system, the battery caught fire, exploded, and burned a 10,000-square-foot building to the ground. // Live interview with Mayor Mike McGinn.