Dr. Paul Melchert got an unexpected car across the face from son Emmett while he spoke at the news conference. Behind him is husband James Zimmerman with the couple’s other son Gabriel. Surrounded by same-sex couples and their children, Senator Scott Dibble and Rep. Karen Clark introduced their bill to legalize same-sex marriages in Minnesota. Wednesday, February 27, 2013. ] GLEN STUBBE * gstubbe@startribune.com