Mullings tests positive for masking agent --
The newspaper said that Mullings' bid to contest the 100 and 200 metres at the World Championship in Daegu, South Korea, later this month could be derailed by reports which claim he tested positive for a masking agent at the Jamaican national championships held in June this year.
West Indies opening batsman Xavier Marshall has tested positive for a banned substance, a senior cricket board official told website www.cricinfo.com.