S Line trains: #1505, #1512, #1514, and #1516 were holding due to earlier systemwide BNSF signal issues until further notice.

Affected S Line trains:
#1505 - Was canceled north of Tukwila Station
#1512 - Held south of King Street Station
#1514 - Held at Tukwila Station
#1516 - Held at Kent Station

Investigation is ongoing and we apologize for the inconvenience.