Louisville Mayor Greg Fischer will appear on WFPL's State of Affairs today. Fischer will discuss the city's response to an explosion and fire at a chemical plant in Rubbertown and Wednesday's ammonia leak at the JBS Swift meat packing plant in Butchertown.Fischer will also discuss the city budget. The mayor is drafting his spending plan now, and with a $22 million shortfall predicted, his office says "everything is on the table" for cuts. That could mean layoffs or changes in city services.State of Affairs is at 1:06 pm. You can call (502) 814-8255, e-mail soa@wfpl.org or tweet @soatalk to ask the mayor a question on the air.