Generally, gambling experts said, it takes a troubling incident to bring on a response; counseling can sometimes be a requirement for a school, or a court.

Clarett's time at Ohio State University was marked by several troubling incidents.

As time went on without any more troubling incidents, however, my courage seemed to grow.

Arguably the most troubling incidents in this book relate to Mrs. Clinton's handling of the administration's failed health care plan.

But starting in 2001, her neighbors observed troubling incidents.

It was one of the strangest and most troubling incidents in the agency's 123-year history.

Although the attack can be seen as a criminal act of individuals, various other troubling incidents require our ongoing focus on respect for all minorities in Egypt.

Most of the G.I.'s interviewed here could recount several troubling incidents, but many also said they generally felt quite safe.

Neither left nor right knows how to respond to a troubling incident like the Los Angeles soccer match.