He attended a concert Saturday night at St. Mary of the Angels Church.
The performance of the Mozart requiem was the first event in a week of remembrance.
April 10 marks the first anniversary of the plane crash that killed Polish President Lech Kaczynski, his wife Maria and 94 others, including many senior members of the Polish government.
Cardinal George also is celebrating a special mass Sunday morning as part of the 'Week of Remembrance.'
