(1) I'm going to stay undercover for the rest of my life.

(2) In Ireland, the new arrivals were soon being tailed by police and undercover agents.

(3) Two drug dealers were jailed for a total of more than seven years after an undercover police operation led to their arrests.

(4) The charges arise out of a police undercover operation in the latter part of 1998.

(5) A heroin addict caught supplying drugs to police in an undercover investigation has been jailed for four years.

(6) Two cases emphasise the need for the use of cautions in connection with police undercover operations.

(7) In March 1999, police began an undercover surveillance operation on the prison officer.

(8) Actually, Yan is kicked out so he can be sent undercover to infiltrate the triad crime world.

(9) She said two police officers went undercover for three weeks in the town at the end of July, calling themselves Matt and Anne.

(10) He contacted the TUC after the Bradford riots and spent three years working undercover .

(11) During the trial, two undercover police officers gave evidence from behind a screen to protect their identities.

(12) The three men were caught after an undercover surveillance operation.

(13) An undercover police officer had recorded conversations with both men.

(14) She pleaded guilty to offering to supply heroin to undercover police officers.

(15) At first he suspected I was an undercover police officer and they were being set up.

(16) Metro police has 24 undercover officers who are constantly on the look out for illegal activity.

(17) Townend said he believed they were undercover police officers.

(18) The document establishes that Plame has worked undercover within the past five years.

(19) I did not go around believing that I was an undercover policeman or an Interpol agent.

(20) The legislation to allow us to send children undercover didn't include the selling of alcohol until December.