He claims he shot Martin in self-defense after Zimmerman saw the teenager acting suspiciously in the neighborhood.
But on 3 June he was spotted acting suspiciously by an officer in the city centre and was arrested.
Police Commissioner Jackie Selebi is reported as saying that two white men were seen acting suspiciously in Soweto shortly before the explosions.
Det Insp David Wagstaff appealed for anyone who saw Ms Monkhouse before she died, or anyone acting suspiciously nearby, to come forward.
The spokesman urged passengers on the bus, or anyone who saw a man acting suspiciously in Salisbury Road or Grange Road, to get in touch.
Police want to speak to anyone who may have seen the woman in the area, or seen a man, who was wearing dark clothing, acting suspiciously.
Mr Fry appealed to Londoners to consider whether anyone who had rented accommodation recently - either for themselves or to store property - was acting suspiciously.
The two men, who were recruited by an international gang, were arrested after Buda, of Buckingham Place, Brighton, was spotted by a supermarket customer acting suspiciously.
BBC: NEWS | UK | England | Cornwall | Men are jailed in card clone scam
Prosecutors said "eagle-eyed" residents spotted them driving and acting suspiciously.
West Mercia Police said Leith was arrested after a member of the public contacted police in the early hours of 17 January 2012, to report a rental van acting suspiciously.
Police and federal agents greeted US Airways Flight 192 as it landed at Sky Harbor Airport after passengers reported two men on the plane were acting suspiciously on the trip from Orlando, Florida.
In addition, Mr. Abdulmutallab's cash purchase of a round-trip ticket didn't trigger any secondary screening, calling into question the efficacy of the system that is supposed to spot passengers who are acting suspiciously and may be threats.
应用推荐