Here are five things you need to know:

1. Mark Richt was officially introduced Friday as the Miami Hurricanes' 24th football coach. From the University of Miami's Shalala Student Center, Richt flashed "The U" sign, saying he was "excited to be home." [Read more]

2. Investigators say they shut down what was essentially a supermarket for illegal drugs in a quiet Cobb County neighborhood. A two-year operation led to 26  arrests. [Read more] | [Elsewhere in Cobb, a police officer has been reassigned and video has surfaced of him telling a black motorist, "I don't care about your people"]

3. I-75 is shutting down Sunday morning around Windy Hill. [See a complete list of planned weekend roadwork on metro interstates]

4. Members of the International Keystone Knights of the Ku Klux Klan organized a Nov. 14 Confederate flag rally at Stone Mountain — and officials at Stone Mountain Park knew about it. [Read more]

5. Your weekend weather will be very cool, with the high just barely cracking 60. [See the complete forecast]