2:47 PM: If you are in, or headed toward, downtown, avoid 4th Avenue in/through the Yesler vicinity – a major Seattle Fire response has been dealing with a natural-gas leak from a four-inch line. The area is closed off and some nearby buildings have been evacuated. SFD reports the leak has been stopped as of moments ago but they are still monitoring to decide if it’s safe to allow people back into the area.

3:18 PM: SFD says the 100 people evacuated from nearby buildings are in the process of “re-occupying.”

3:30 PM: SDOT says all lanes of 4th have reopened.