11.   A Massachusetts company, Raytheon, of Lexington, makes an advanced radar system that could be purchased for either plane.

12.   A senior State Department official flew to Israel on Tuesday in an apparent effort to delay the projected sale of advanced radar planes to India.

13.   A senior State Department official is holding talks in Israel this week in an apparent effort to delay the potential sale of advanced radar planes to India.

14.   Advanced radar networks track the trajectory and try to tell the difference between the warhead and decoys.

15.   Advanced radar will enable it to simultaneously wage battle with planes, ships and submarines.

16.   China recently sold Iran missile technology and components for an advanced radar system, The Washington Times reported Thursday.

17.   Cypriot authorities are planning to beef up the coastal guard with new equipment and advanced radar systems.

18.   Despite U.S. disapproval, Israel plans to proceed with mounting an advanced radar system on a Russian-made cargo airplane and selling it to China.

19.   It includes balloon launches, aircraft monitoring, advanced radar, satellite, lightning detection and a network of observations sites across Georgia.

20.   Police said there was light rain and poor visibility at the time, but the chopper is equipped with advanced radar and other navigation gear.