The Benton Clean Air Agency issued an Air Quality Alert this morning as wildfire smoke from regional fires settles over Benton County, and it could last all week. The air outside smells like a campfire, and the sky has that familiar hazy orange tint. Get our free mobile appThe current Air Quality Index for the Tri-Cities area this morning was Moderate, but officials are warning people to prepare for potentially unhealthy levels increasing this week. Sensitive groups include older adults, children, anyone who works or exercises outdoors, and people with heart conditions or respiratory issues like asthma, bronchitis, or emphysema. If you have an air conditioner, set it to recirculate indoor air rather than pulling outside air in.