PELLA—Central College leaped five spots in the NFCA Division III Top 25 Softball Coaches Poll to No. 19. The Dutch improved to 19-6 with a pair of dominant American Rivers sweeps last week. Central, 6-0 in conference play, rocked Wartburg College 10-2 and 8-0 in a pair of five-inning games, then notched a 15-5 five-inning win along with a 10-2 victory at the University of Dubuque. Salisbury University (Md.) took over the No. 1 spot in the poll at 22-1 as defending champion Trine University (Ind.) slid to No. 4 at 26-3. Central is the only American Rivers school in…