Andres Romero opened up a one-shot lead heading into the final round of the Omega European Masters but Ryder Cup stars Tommy Fleetwood and Rory McIlroy were well in contention in Switzerland.

Shane Lowry will head into the final day of the Portugal Masters four shots off the lead.

Michael Hoey threatened to record the first 59 in European Tour history before having to settle for a share of the lead on a low-scoring first day of the Rocco Forte Open in Sicily.