The Heartland Chamber Music Festival is underway at Johnson County Community College this week, with several performances still to come. You can get details by clicking here. Two separate quartets from this year's program came to our studios today and amazed us with their talent. Click on Listen to enjoy the music of Webern and Shostakovich performed by violinists Sarah Gifford and Nathaniel Humphrey, violist Micaela Murphy and cellist Angela Holmes...and the music of Mendelssohn performed by violinists Choi Tung Yeung and Elaine Ng, violist Kevan Clarkston and cellist Sean Peel.