Pontiff spoke to reporters after leaving Brazil
Many challenges lie ahead in aftermath of historic decisions
Officials in Ohio, Pa., Missouri, N.M. cite court decision
Couples push for marriages in hometown of American Family Association
Md. activist's wife listed as 'male' on insurance plan
Obergefell, Arthur spent $13,500 for Md. marriage as terminal illness looms
James Obergefell and John Arthur married at a Maryland airport on July 11
Marriage strengthens families, allows greater opportunity for couples
Seven same-sex partners seek benefits and legal protections afforded to married heterosexual couples
Democrat would become country's first openly gay state executive
