Elmer Moller will advance against Ivan Ivanov at the Roehampton 1 Challenger on 2026-08-18. The 172-ranked Moller will ride a five-win Challenger run this month, citing wins at the Hamburg Challenger on 2026-08-10 and the Hagen Challenger on 2026-08-03, to overpower 542-ranked Ivanov. Moller, born…