Victims families in Va. massacre upset of gunmen´s video

WATCH VIDEO

Now, they will focus on trying to determine what happened and the cause.

Virginia governor Timothy Kaine has appointed a six member panel to investigate the shootings.

The group will submit a report in a couple of months on Cho's mental health history, and on the police response on the day of tragedy.

Meanwhile, memorials are being held on Virginia Tech campus to remember those killed.