President Obama is speaking in Boston this morning at an interfaith church service in tribute to the three people killed and more than 170 injured. We listen live. // Gabby Giffords says the Senate is in the gun lobby's grip. A background check amendment seen as the linchpin to Democrats' gun control bill was defeated yesterday. // Allied Waste drivers are back at work today. They were on strike yesterday in solidarity with Ohio garbage strikers. Chris Sullivan joins us with the updated story.