Rescue crews are searching the Skagit River in Washington state after a bridge collapsed sending people and cars into the water below.<br/> <br />Officials say a portion of the four lane freeway collapsed around 7 pm local time.<br/> <br />The cause of the collapse is not immediately known, although local media say one witness said an oversized truck hit the bridge prior to the collapse.<br/> <br />Transportation officials told local media that the bridge is fairly old but that it had been inspected fairly recently.
