This short course is based on the full alt+Ignite certificate course. From the Minneapolis shootings to the Guthrie kidnapping, visual investigation skills are now mandatory. Here's how to do it.

NerdWallet’s picks include AARP/UnitedHealthcare, HealthSpring (formerly Cigna), Mutual of Omaha and Wellabe. Many, or all, of the products featured on this page are from our advertising partners who ...