http://www.lifesitenews.com/news/pro-abort-politicians-excommunicate-themselves-must-not-receive-communion-i
As usual, Life Site News is spot on. Here is a snippet. See article above for entire text.
You cannot regard yourself as a person of faith and support abortion,” Archbishop Eamon Martin told the Sunday Times. “If a legislator comes to me and says, ‘Can I be a faithful Catholic and support abortion?’ I would say no. Your communion is ruptured if you support abortion.”