11.   At the present time this system does not pose a threat to the U.S. Virgin Islands or Puerto Rico.

12.   But recent research has said that voice-controlled systems could pose serious safety concerns.

13.   Neither system posed any immediate threat to land.

14.   Recent research has said that voice-controlled systems could pose serious safety concerns.

15.   The Japanese are increasingly aware that in terms of cost and performance, the current administrative system poses a direct threat to the future of the country.

16.   The system could pose a threat to the Caribbean islands by Monday night or Tuesday.

17.   Globalstar chairman Bernard Schwartz said the new system posed no challenge to the security and sovereignty China exerts over its domestic communications systems.

18.   Globalstar chairman Bernard Schwartz said the new system posed no challenge to the strict security and sovereignty China exerts over its domestic communications systems.