'Test me every day' says Salazar runner Hassan after golden double

Sifan Hassan said she is willing to undergo daily drug testing to prove she is a clean athlete after completing a stunning World Championship double here.

Just days after her coach Alberto Salazar was handed a four-year ban for doping offences, the Ethiopian-born Dutch runner surged to her second gold medal of the championships in the 1,500 metres.

Hassan's blistering winning time of 3min 51.95sec was the sixth fastest in history, and sliced around seven seconds off the 16-year-old championship record.

It came at the end of a tumultuous week for the 26-year-old Hassan, whose joy at a brilliant 10,000m victory last Saturday lasted only a few days before Salazar, her coach at the controversial Nike Oregon Project, was banned.

Salazar's downfall has cast a shadow over the entire Oregon Project training group, whose athletes have won three gold medals in Doha.

Hassan however hit back at the suggestion her performances should now be viewed with suspicion.

"If they want to test me they can .