Irish-born MMA champion Conor McGregor has donated $1 million to a New York foundation that supports the families of first responders to celebrate St Patrick’s Day. McGregor announced he is making the donation to New York’s Stephen Siller Tunnel to Tower Foundation, which supports the families of firefighters and law enforcement officers who were killed in the line of duty across the US. The non-profit honors firefighter Stephen Siller who gave his life to save others on 9/11. “I have always had deep respect for first responders who are not only selfless but also fearless in performing their duties,“ McGregor...