Complex sentence: In 1961, he earned another berth to the World Championships but did not make the trip due to illness, a move that was ironically fortunate, as the entire U.S. Figure Skating team was killed en route to the competition when Sabena Flight 548 crashed near Brussels.
Split into simpler sentences: In 1961, he earned another berth to the World Championships but did not make the trip due to illness, a move that was ironically fortunate. The entire U.S. Figure Skating team was killed en route to the competition when Sabena Flight 548 crashed near Brussels.