INDIANAPOLIS (AP): Three incumbent Indiana legislators have lost their re-election  bids in the Republican primary. Veteran Republican Sen. John Waterman of  Shelburn lost a close race to Washington City Councilman Eric Bassler in southwestern Indiana. Rep. Rebecca Kubacki of Syracuse and Rep. Kathy  Heuer of Columbia City lost to challengers who targeted their votes  against the proposed state constitutional gay marriage ban. Kubacki was  defeated by Curt Nisly of Goshen.  Heuer lost to tea party conservative  Christopher Judy of Fort Wayne.