An ectopic pregnancy can be life threatening to a woman when the embryo implants onto locations outside the uterine cavity. That's because the tissue in these areas can't stretch like the uterus and if the embryo implants into the vascular supply, blood vessels can start bleeding, Kickham said.
Publication was timed to coincide with the tenth anniversary of the Columbine High School massacre, which occurred on April 20. The book spent eight weeks on The New York Times bestseller list in the spring of 2009, peaking at #3.
Columbine â 1999 â 15 Victims. Columbine is probably the most famous school shooting in American history. Itâs been the subject of a Hollywood film and a popular documentary. The shooting at Columbine High School in Littleton, Colorado, occurred on April 20, 1999.he only factor considered to create the list was overall death count. Here are the 10 deadliest school massacres in United States history. The Bath School Disaster of 1927 â 45 Victims. Like the Sandy Hook Elementary School shooting, most of the victims in the Bath School Disaster of 1927 were children.