We reported earlier on the situation in the Diocese of Albany in Upstate New York. Another of the previously dissenting bishops in the Diocese of Tennessee (which covers the Middle portion of that state) has taken a rather different course of action:
Episcopal News Service Tennessee bishop recruits neighboring colleague to implement same-sex marriage rites
Bishop John Bauerschmidt announced Jan. 18 that neighboring Bishop Brian Cole of East Tennessee will “provide pastoral support” to Tennessee couples, clergy and congregations who want to solemnize same-sex marriages.
To begin that process, Bauerschmidt wrote in a two-page description of his policy, all canonically resident clergy in the diocese must notify him and assure him that the cleric’s congregation agrees to their use.
Bauerschmidt, who opposes same-sex marriage, said that “where there is disagreement in teaching about the sacramental rite of marriage between bishop and clergy there can be no effective oversight of marriage by the diocesan bishop.” Thus, another bishop must be available to “provide whatever episcopal support is needed for couples and clergy preparing for marriage.”
Bauerschmidt said his policy applies whether the trial-use rites or any other marriage rite is used…
The Living Church Same-sex Marriage In the Diocese of Tennessee
Here are links to the original documents:
Further background material:
Readers may find interesting the materials linked in footnote 1 to the latter. These were published in 2011.
 The Anglican Theological Review, Vol.93.1, “Same-Sex Relationships and the Nature of Marriage: A Theological Colloquy” contains both “traditional” and “liberal” accounts of marriage. This work was commissioned by the Episcopal House of Bishops’ Theology Committee. http://www.anglicantheologicalreview.org/read/issue/48/