Two years ago, scientists surveyed the floor of Lake Michigan looking for shipwrecks. They found something mysterious and unexpected — a cluster of sinkholes on the lakebed.
Results Thursday from European Open at Lotto Arena (seedings in parentheses): Lucas Miedler and Alexander Erler, Austria, def. Sander Gille and Joran Vliegen (3), Belgium, 7-6 (8), 6-3.