Ten April Days of Tragedy (April 11 to 20)-- Part 2: School Shootings and Industrial Accidents

**  APRIL 15, 2019:  Notre Dame Cathedral fire in Paris.

**  APRIL 16, 2007:  Mass shooting at Virginia Tech  (32 killed)

**  APRIL 17, 2013:  West, Texas fertilizer plant explosion  (15 killed)

**  APRIL 18, 1906:  San Francisco earthquake.  (Est. 3,000 to 6,000 killed)

**  APRIL 19, 1993:  Branch Dravidian Siege, Waco, Texas  (About 80 killed)

**  APRIL 19, 1995:  Oklahoma City Bombing  (168 killed)

**  APRIL 20, 1999:  Columbine High School in Colorado murders.  (13 students and one teacher killed)

**  APRIL 20, 2010:  Deepwater Horizon explosion in Gulf of Mexico (11 workers killed)

--DaCoot