Three-time Abu Dhabi HSBC Golf Championship winner Martin Kaymer is tied for the lead at the halfway stage of the Memorial Tournament.
The German is on nine under par alongside Troy Merrit and Lee Kyoung-hoon.
The trio are a shot ahead of Jordan Spieth.
Meanwhile two time Omega Dubai Desert Classic winner Tiger Woods is seven shots off the lead.

Rutherford and Motie shine as West Indies sink England
Australia begin T20 World Cup with win over Ireland
Thomas Frank sacked by Tottenham
S Africa survive double Super Over drama against Afghanistan
Farhan fires Pakistan to 32-run win over US in T20 World Cup
