Matt Kuchar joint leader after opening round of RBC Heritage . Masters runner - up Jordan Thompson three shots off lead on two - under par . Spieth 's two-under par total leaves him in a 15-way tie for fifth which includes compatriot Bo Van Pelt and Australia 's Robert Allenby . Lee Westwood won Malaysian Open by one stroke after day one in Kuala Lumpur .
Matt Kuchar joint leader after opening round of RBC Heritage . Masters runner - up Jordan Thompson three shots off lead on two - under par . Lee Westwood won Malaysian Open by one stroke after day one in Kuala Lumpur .