WESLACO - Three Rio Grande Valley men were charged with sexual abuse crimes involving minors after communicating with their underaged victims on Snapchat.

Messages, pictures and videos disappear on the popular messaging app after they're viewed.

Media and technology experts are urging parents to work together with their kids to better protect them.

Those media experts remind us that sometimes when you chat a lot with a stranger who's hiding behind this screen, it’s hard to remember they're not always who they say they are.

Watch the video for the full story.