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.
Klebold boasted on video about inflicting the most deaths in U.S. history. Columbine was intended not primarily as a shooting at all, but as a bombing on a massive scale. If they hadn't been so bad at wiring the timers, the propane bombs they set in the cafeteria would have wiped out 600 people.