BNN Stats: Active Career Batting Leaders
So, who is the active leader in the United Baseball League in career slugging percentage?

<Ken Ervin:player#9151>, MO,  .535
<José Rosales:player#4688>, UT,  .534
<Juan Vargas:player#5237>, SV,  .532
<Mike Cleveland:player#957>, WY,  .529
<Steve Galligan:player#7793>, KS,  .521
