Here is the rundown for today's Byline:At the top - A look back at this week’s Democratic national convention with CN2’s Ryan Alessi, WFPL political editor Phillip M. Bailey and Kentucky Public Radio’s Kenny Colston. Panelists reflect on the major speeches, and the lack of Kentucky participation compared to last week's Republican convention in Tampa.13:30 - Kenny Colston and Julie Appleby, a senior correspondent for the nonprofit news service Kaiser Health News, offer a detailed examination of the creation of Kentucky’s health insurance exchange, in conjunction with the Affordable Care Act, and a nuts and bolts look at how they will operate and how people will go about choosing among the options.22:30 - A conversation with filmmaker Ric Burns. His new documentary, Death and the Civil War, premieres this month on PBS. It’s a study of how unprepared Americans were to deal with the war’s staggering carnage.28:30 - WFPL's environment reporter Erica Peterson takes a look at the growing use of natural gas as fuel for vehicles. Right here in Louisville, Waste Management has deployed 17 new natural-gas powered garbage trucks last month.32:30 - Richard Smith, a creative strategy consultant, says the look and feel of the U.S. currency are stagnant and long overdue for a makeover. Innovations developed in Australia may be a model. Independent radio producer Roman Mars has more in his story, The Color of Money, which is part of the 99% Invisible podcast.