Morning Rounds: New study uncovers alarming trend in colon cancer rates

May 28, 2016, 7:36 AM|CBS News chief medical correspondent Dr. Jon LaPook and CBS News contributor Dr.Holly Phillips joins “CBS This Morning: Saturday” to discuss a new study uncovering an alarming trend in colon cancer rates in people under age 50. Also, examining the dangers of altitude sickness and ways to prevent it.