Three stories about modern trends.
Jamie Callahan writes about the growing number of women athletes who suffer ACL injuries and the research underway to find the cause and a cure.
Erica Tobin writes about the increase in the number of interracial couples, especially among young adults, and tells of the old barriers they face.
Jaclyn Bolno has a new take on an old problem -- domestic abuse. Her story outlines the latest research on the causes of abuse.