Use YouTube: Kids feel grown-up watching YouTube, which lets you curate a G-rated playlist, says Knorr.

CNN: Is media violence damaging to kids?

With a little planning, you can record shows that you feel comfortable with, says Knorr.

CNN: Is media violence damaging to kids?

Dr. STEPHEN KNORR (Chief Psychiatrist, Fort Carson Mental Health Center): PTSD is not an excuse for bad behavior.

NPR: Checking In on Fort Carson, Part II

Knorr says he wrote this memo to help commanders deal with soldiers who have mental health problems like PTSD.

NPR: Checking In on Fort Carson, Part II

Mind the commercials: Sure, you can control show content, but Knorr reminds parents that TV ads are a wild card.

CNN: Is media violence damaging to kids?

But Knorr's memo tells officers at Fort Carson that they're making a mistake if they're, quote, "trying to save every soldier, " unquote.

NPR: Checking In on Fort Carson, Part II

Dr. KNORR: We can't fix every soldier, and neither can you.

NPR: Checking In on Fort Carson, Part II

Knorr laughed uncomfortably, but he agreed to read it.

NPR: Checking In on Fort Carson, Part II

We talked to Caroline Knorr, parenting editor at Common Sense Media, and put together a social media guide to walk you through creating a safe and appropriate social media environment for your child.

FORBES: 9 Tips for Managing Your Child's Social Media Presence

Dr. KNORR: With troubled problem soldiers.

NPR: Checking In on Fort Carson, Part II

Dr. KNORR: You know, from a commander's standpoint and from a staff sergeant's standpoint, they - a staff sergeant might have 30 soldiers in his platoon, and he has to get them trained and ready and working as a cohesive team.

NPR: Checking In on Fort Carson, Part II