Dr. Oz pays tribute to the 26 victims of the Sandy Hook elementary shooting and implores communities to commit themselves to catching the warning signs of mental illness before it's too late.

Read Dr. Oz's blog about coping with post-traumatic stress disorder.

Want to know how to look marvelous without splurging so much? Dr. Oz invites three beauty experts to share the smartest ways to save money while looking fabulous starting from your hair and makeup tools to the beauty products you use.