MPR News Update, PM Edition for Jan. 3, 2017

Good afternoon! What to expect when you're expecting a baby dinosaur? Expect to wait. Early stages of dinosaur development remain a mystery, but researchers have uncovered a new way to study dino development using the teeth of fossilized embryos. Researchers had expected dinosaurs might take the same time to hatch as bird, between a week and a half and three months. But in fact, they stayed in the shell far longer -- between three and six months. | Forecast