1.   The Turkish president has gone on television to defend stringent new security measures.

2.   Amid intense media excitement and stringent security Mandela was given a tumultuous ticker-tape welcome in New York where he received the freedom of the city.

3.   Americans should accept more stringent security not as a short-term inconvenience but as a permanent redefinition of the flying experience.

4.   As flights resumed at regional airports across Texas, passengers encountered the same stringent security in place as at major airports.

5.   Both Canon USA and General Motors said on Friday that they had adopted new, more stringent security procedures in their mailrooms.

6.   Airport and airline officials said they needed time to put into effect the more stringent security measures the Federal Aviation Administration imposed.

7.   Domestic air travel has not, up to now, involved the same stringent security as international flights.

8.   Most applicants want the ID to help them visit home for Christmas amid newly stringent security measures, consulate spokesman Bernardo Mendez said.

9.   Most chanceries in the country employ stringent security measures, including magnetic door locks, monitoring systems and guarded entrances.

10.   Officials predicted that more stringent security procedures will be put in place before airports are allowed to reopen.