Once all the excitement settles from the United States women's water polo team's 8-5 domination of Spain in the London Olympics, team member Lauren Wenger will bring her gold medal back to her Alta Sierra home and her husband, Nevada County native Geoff Trapani. Trapani, a 27-year-old Cal Fire firefighter and 2003 Nevada Union High School graduate, met Wenger, a Long Beach native, in 2004, said Ann Trapani, a Lake Wildwood resident and mother of Geoff Trapani."She's an amazing girl," Ann Trapani said.Wenger, 28, and Geoff Trapani have lived part time in Nevada County because Wenger travels and trains so …