To reiterate for the umpteenth time: there is a difference between infertility and impotence.
I'm as Catholic as the Pope but I think this bishop was dead wrong.
The bishop is following the Code of Canon Law, which is promulgated by this Pope as much as any other.
I read your responses and they seem pharisitical at best. These people are doing nothing illicit, immoral or unnatural. How about a little Christian Charity?