Joris De Loore @ Challenger Chicago

Ernesto Escobedo Kaichi Uchida Alexander Sarkissian Yunseong Chung Roman Safiullin Denis Istomin Billy Harris Illya Marchenko Donald Young Bernard Tomic Hugo Nys Radu Albot Gijs Brouwer Bjorn Fratangelo Ryan Harrison Ruben Bemelmans Kei Nishikori Hugo Grenier Strong Kirchheimer Seong Chan Hong Borna Gojo Jordan Thompson Christopher O'Connell Ricardo Rodriguez-Pace Antoine Bellier Yasutaka Uchiyama Ricardas Berankis Antoine Escoffier Takanyi Garanganga Mikhail Kukushkin Michael Mmoh Tim Kopinski Joris De Loore Henri Laaksonen Hiroki Moriya Marcelo Arevalo Benjamin Bonzi Daniel Elahi Galan Alexander Ritschard Emilio Gomez Roberto Quiroz Andreas Seppi Vasek Pospisil Victor Estrella Burgos Viktor Troicki Kevin Kylar Makoto Ochi Elias Ymer Juan Pablo Ficovich Steve Johnson