Ralat trek menyebabkan kelewatan di Laluan Utara-Selatan

[NSL] CLEARED: Train service between #Yishun and #Woodlands on the NSL is running normally now.

[NSL] CLEARED: Train service on the NSL has resumed. Additional 5mins travelling time from #Yishun to #Woodlands due to earlier fault.

[NSL] CLEARED: Train service on the NSL has resumed. Additional 5mins travelling time between #Yishun and #Woodlands due to earlier fault.