21.   Officials familiar with the plans said the hall would be designed with the latest technology and the flexibility to upgrade equipment as advances occur.

22.   Operators are confronted with a choice of losing subscribers or upgrading their equipment.

23.   Paxson was at his smartest when he bought dozens of second-tier TV stations, then upgraded their equipment and slashed programming costs by running infomercials.

24.   Providers of high-speed Internet access say they are gradually upgrading equipment to fix many of the security problems.

25.   Put money into research that might upgrade existing equipment.

26.   The Bell companies say they need the new revenues to upgrade their equipment and avoid bottlenecks caused by skyrocketing Internet demand.

27.   The commission responded by asking nations to upgrade surveillance equipment and by establishing a unit led by a Russian and a Briton to deal with Iraqi concealment.

28.   The company has been introducing digital cable versions of its boxes, she said, and is upgrading its equipment to provide modem and telephone services.

29.   The legislation under negotiation would upgrade equipment, install bulletproof cockpit doors and employ well-trained, well-paid airport security screeners.

30.   The military has been buying more electronics as a way to upgrade existing equipment instead of buying a new generation of weapons.