There are changes at the top for the two largest classes in the Radio Iowa/High School Baseball Coaches Association baseball poll. In Class 4A, Cedar Rapids Kennedy moves into the top spot, up from number two. Mason City, Iowa City High, Dowling Catholic and Lewis Central round out the top five. Charles City moves up from number sixth to take over the top spot in Class 3A. Cedar Rapids Xavier is up one spot to second, followed by Western Dubuque, Waukee and Sioux City Heelan. Carlisle remains on top in Class 2A, while Sergeant Bluff-Luton moves from five to number two. Interstate-35, Eagle Grove and Algonoa Garrigan round out the top five. Martensdale-St. Marys remains number one in Class 1A, with Lansing Kee, Granville Spalding, North Tama and North Mahaska round out the top five.