Els aims to be king of the castle at Scottish Open

South Africa's Ernie Els watches his tee shot on the first hole during second round play in the Arnold Palmer Invitational PGA golf tournament in Orlando, Florida March 22, 2013. REUTERS/Brian Blanco

(Reuters) - World number 15 Ernie Els will prepare for his British Open title defence by going for his third Scottish Open victory next week.

The 43-year-old South African previously won the British Open warm-up event in 2000 and 2003.