The Recording Industry Association of America filed a lawsuit against the peer-to-peer file sharing network Napster, alleging that the service facilitated widespread copyright infringement.
An Italian Air Force military jet, abandoned by its pilot after an on-board fire, crashed into a high school near Bologna, killing 12 students and injuring 88 other people.
25-year-old Marc Lépine, claiming to be "fighting feminism", killed fourteen women before committing suicide at the École Polytechnique in Montreal, Canada.
American physician Adrian Kantrowitz and his team performed the world's first pediatric heart transplant at Maimonides Medical Center in New York City.