~EXCERPT~ CINCINNATI — Ohio’s effort to clean up its voting system before the presidential primary on March 4 has pitted state election leaders against local officials over an order to provide a paper ballot to any voter who requests one. Secretary of State Jennifer L. Brunner, a Democrat, wants to eliminate touch-screen machines for the November election from the 53 counties that still use them and install optical scan machines to provide a paper trail. Because the conversion cannot be completed in time for the primary in most counties, Ms. Brunner ordered the printing of paper ballots as an interim...