1.   On the negative side is a weakening global economy beset by troubles in Asia.

2.   Over the last year, the institute has been beset by troubles, including internal dissension and the loss of a major source of financial support.

3.   The show, more than any other in the reality genre, has been beset by trouble stemming from incidents in the backgrounds of its contestants.

4.   The Israeli intelligence services have been beset by trouble in recent months.