One of the most exciting and interesting things about social media is that it is always changing. Here’s a roundup of the latest news about the major social media networks.

The June numbers have been crunched, and LinkedIn officially passed MySpace to become the number two social networking site in the U.S.

According to ComScore,Facebook was the number one social networking site with 160.9 million visitors in June. LinkedIn followed with 33.9 million visitors.