Which horse has the highest number of overall wins thus far this year?

Which horse has the highest number of overall wins thus far this year?

Which horse has the highest number of overall wins thus far this year? [191 votes total]
Cantchaco (26)	14%
Gun Runner (96)	50%
Mudkenheim (20)	10%
Sky Flower (27)	14%
Other (22)	12%