This week, Helen Fitzgerald (left) replaces Diane Bohlmann (right) as Lead Teller at First Premier Bank in Wakonda. Bohlmann is retiring after 12 ½ years at the bank (photo/Riva Sharples). Riva Sharples | Writer After 12 ½ years of service to the community, Wakonda area resident Diane Bohlmann will be handing in her cash drawer…