Parents worry about dangers overseas , not in Texas . Soldiers use battlefield medical care on Mexican soil . Mother worries about children in day care as post is locked down . Watch a CNN investigation on the shootings at Saturday 10 p.m . ET on national TV .
Parents worry about dangers overseas , not in Texas . Soldiers use battlefield medical training on home soil . Mother worries about son in day care as post is locked down . Watch a CNN investigation on the shootings at Saturday 8 p.m . ET on CNN TV .