Crossword Clue:

Sonar blips

Answer	Crossword Clue
ECHOES	Sonar blips
ANOMALIES	Blips
LIES	Polygraph blips

ECHOES	Radar blips
SONAR	Device with blips
RADARSCOPE	Screen with blips
LIES	Polygraph blips, perhaps
SCAN	Check for blips
RADAR	Screen with blips
RADARSCOPES	They record "blips."
UFOS	Unaccounted-for radar blips

BOGIES	Unidentified flying radar blips
RADAR	This screen has blips
UFOS	Unaccounted-for radar blips, maybe
RADARSCOPE	It may be covered with blips