McDowell’s withdrawal casts doubt on Masters

Graeme McDowell’s involvement in this year’s Masters has been put in doubt after he withdrew from the Valero Texas Open on Thursday.
The Ulsterman picked up a s stress injury to his lower left leg during practice on Wednesday.
G-Mac was on 5-over par after nine holes when he decided to head back to the clubhouse.
The Masters takes place in a fortnights time.