Complex sentence: On April 16,2007, Virginia Tech student Seung-Hui Cho fatally shot 32 faculty members and students, wounding 17 others before killing himself on campus; the massacre is the deadliest shooting incident by a single gunman in U.S. history.
Split into simpler sentences: On April 16,2007, Virginia Tech student Seung-Hui Cho fatally shot 32 faculty members and students, wounding 17 others before killing himself on campus. The massacre is the deadliest shooting incident by a single gunman in U.S. history.