"Stranger Things" creators Matt and Ross Duffer explain their approach when it comes to killing off their beloved creations and reassure fans about the fate of Joe Keery's character, Steve. | AP

A pall is hanging over the holiday season in Lexington, Nebraska, where the Tyson beef plant, by far the largest employer in small town, is set to lay off 3,200 people when the company closes the facility on Jan. 20, after three decades of operation. | AP

The Colosseum metro station in Rome, a long-delayed and complex project to bring a subway line under ancient Roman ruins and through Rome’s historic center, opened to the public for the first time on Tuesday. | AP

Arrays - CS50 AP

Lecture #1: Basics & Arrays

One Month AP® Computer Science Study Guide | Albert.io

A Russian general was killed Monday morning after an explosive device detonated underneath his car in southern Moscow, investigators said. | AP