CHARLOTTE, NC (WBTV)- The Better Business Bureau is offering a free, on-site, document shredding for individuals and small businesses this weekend. It's part of the BBB's nationwide "Secure Your ID" day. The shredding event is happening Saturday, April 20 from 9 a.m. - 1 p.m. in the parking lot of Providence High School on Pineville-Matthews Road. There is a limit though: four large...