1.   There has been a serious breakdown in relations between the two countries.

2.   The chemical and energy sectors... face the highest risk, but serious breakdowns could occur in railroads, civil aviation and nuclear power plants.

3.   She believed Martin had ended the engagement, and eventually she had a serious mental breakdown.

4.   But after reading parts of the report Friday, he conceded there appeared to be a serious breakdown in supervision and management at the detention center.

5.   It is not the tracons, but the long-distance centers, that have suffered the most serious breakdowns over the last year or two.

6.   It also raised the unsettling possibility that some future disclosure about the campaign might reveal a more serious breakdown in his White House operation.

7.   That, however, seems likely to only buy time until an even more serious breakdown occurs.

8.   The bill would allow the president to impose non-trade related sanctions against China in the event of a serious breakdown in relations.

9.   The aging Mir has suffered a number of serious breakdowns recently.

10.   The current crew has brought the Mir back to nearly full power and there have been no serious breakdowns recently.