SALT LAKE CITY — True Salt Lakers know the weather forecast by reading the beacon on top of the Walker Center, but soon they'll know air quality conditions through another downtown building.

Crowds arrive at J&J Nursery and Garden Center in Layton on Saturday. (Photo: Mark Less, KSL-TV) Workers like Doug Hume, who has been at J&J for 20 years, said it is not too early to get preparing ...