Logan Bridges, left, weeps next to her father, Joel Willis during a candlelight vigil on May 25 at a baseball field at Morris K. Udall Regional Center for Erick Bridges, the eastside convenience store employee who was stabbed by an unknown assailant. Logan Bridges is Erick's brother and Willis is his father. Erick Bridges proposed marriage to his girlfriend at the ball fields last November. More than one hundred friends and family attended the service. An assailant may have confronted Bridges before stabbing him, Tucson police have said.