(OSV News) — A former Methodist minister has sought a blessing on her same-sex union from a priest at a parish within the Archdiocese of Chicago, months after the Vatican issued a document on the possibility of giving spontaneous, non-liturgical pastoral blessings to couples in irregular situations. "Myah always wanted to get married at the chapel of her Alma mater, so I surprised her with a blessing of our marriage!" wrote Kelli Knight, who posted a brief video and photographs of the blessing April 22 on her Instagram account, citygrrl76. The video pictured Knight, who spent 14 years as pastor of several Chicago-area United Methodist congregations and will become associate pastor at an Arizona church in July, with a woman…