Sam Chapman fired a 721 series and Allison Dempski slammed a 695 to top Madison area youth bowling over the weekend. Chapman rolled games of 268, 232 and 221 at Prairie Lanes, and Dempski also competed at Prairie but in the Storm Challenge League on the Kegel Sunset Strip lane pattern. The top boys score in the Storm Challenge league was Michael Powley’s 629, and Powley also recorded 703 (239-261-203) in a house shot league at Prairie. Brianna Thurston rolled a 639 (191-222-226) at...