SKY SPORTS SUPER 6 Top Scores this round 20 are 17 Bryan Copeland, 15 David Graham, 14 Colin Bennie, Mark Henderson, Brian Drysdale, 13 Andrew Cawley, 12 Francis Rae, Gordon Brown RESULTS     AFTER ROUND 20 180 Gordon Brown 169 David Grant 168 Rab Cochrane 163 Andrew Cawley 161 Mark Henderson 159 Bryan John Copeland 158…