Donald , Donald and Alvaro Quiros lead the BMW PGA Championship . `` It was a very big crowd today . The trio lead on four -under from a group of three players on four -under . Donald can become world number one if he wins at Wentworth . Eighteen-year-old Manassero shoots a round of four -under to pull level with Donald .
Donald , Donald and Alvaro Quiros lead the BMW PGA Championship . The trio lead on four -under from a group of three players on four -under . Donald can become world number one if he wins at Wentworth . Eighteen-year-old Manassero shoots a round of four -under to pull level with Donald .