Guest Opportunity: Colonel Gillem - Retired US Army Serviceman of 22 Years, Recipient of Seven Valor Awards in Combat and Author of “The Smiling Ranger” Online radicalization is widely regarded as one of today’s most pressing security challenges. As concerns about online radicalization have intensified, there have been growing calls for social media companies to do more to remove violent extremist content from their platforms as swiftly as possible. How are they starting to block these attempts Colonel Gillem will use his extensive experience to elaborate on the constant battle against terrorism and what our country is doing about the terror threat in America.