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 Shootings: April 20, 1999. At approximately 11:19 a.m., Eric Harris and Dylan Klebold, dressed in trench coats, began shooting fellow students outside Columbine High School, located in a suburb south of Denver. The pair then moved inside the school, where they gunned down many of their victims in the library.