Family of Elizabeth Pollard, 64, of Marguerite, Pennsylvania, say she has not been seen since MondayAuthorities fear a grandmother who disappeared while looking for her cat may have been swallowed up by a sinkhole that recently opened up in a western Pennsylvania village.Crews lowered a pole camera with a sensitive listening device into the hole in Marguerite on Tuesday morning but detected nothing. A second camera lowered into the hole showed what could have been a shoe. Continue reading...