Niall O'Dowd, publisher of the website IrishCentral.com, founder of Irish America magazine and Irish Voice newspaper, and former chairman of the Irish Lobby for Immigration Reform, comments on British Prime Minister David Cameron's apology for the 1972 Bloody Sunday killings in Northern Ireland.

What's in an apology for you? Does "I'm Sorry" count when it's coming from a corporation or a government? Do you need more? Let us know what you think!