Partial apartment building collapse in downtown Davenport prompts search and rescue efforts.

A six-story apartment building in Davenport, Iowa partially collapsed, with several people unaccounted for. Seven people were rescued and more than a dozen others were escorted out of the building. Specialized rescue teams have been called in to assist with the search of the debris. A large natural gas leak was found, and falling bricks were reported over the last week from repair work. The cause of the collapse is not yet known.