In order to establish relative dates, geologists must make an initial assumption about the way rock strata are formed. It's called the Principle of Original Horizontality, and it just means what it sounds like: that all rock layers were originally horizontal. Of course, it only applies to sedimentary rocks. Recall that sedimentary rock is composed of... sediments, which are deposited and compacted in one place over time.
Larry Nassar sentenced to 60 years in prison Gymnastics December 7, 2017 The former US Gymnastics doctor was given a 60-year sentence in federal prison on child pornography charges.
Nassar, 54, worked at Michigan State University and USA Gymnastics, the governing body that also trains Olympians. He was sentenced last week to 40 to 175 years in prison for assaulting seven people in the Lansing area; more than 150 statements were given in that seven-day hearing.