Six VTA light rail stations along the Orange Line are out of service Tuesday due to a mechanical issue, according to the transit agency. The disruption is primarily affecting stations in Sunnyvale and Mountain View between the Crossman and Middlefield stops. VTA has not provided details about the mechanical issue but said the closures could last between 24 and 48 hours. Bus service is being provided to help passengers travel between the affected stations. Riders should expect delays and allow extra time for their trips. ...read more read less