Line 1 Yonge-University: Delays northbound at St George station while we respond to a medical emergency. Started (Updated )Line 2 Bloor-Danforth: Delays eastbound at St George station while we fix a mechanical problem. Started (Updated )Line 4 Sheppard: There will be no subway service between Sheppard-Yonge and Don Mills stations, starting 11:59 p.m., nightly Monday, July 27 to Friday, July 31, due to planned track work. Shuttle buses will operate. Started Fri Jul 24 Until Fri Jul 31 (Updated Fri Jul 24 )202 Service Advisory