The FBI alerted local law enforcement agencies Wednesday of potential violence over the Thanksgiving weekend from SHAC, which it termed an extremist animal rights group, said to be planning events in New York and New Jersey.

Robin McKie. Controversial plans to build a £24 million research centre where scientists will experiment on the brains of primates are set to ignite a ferocious battle between researchers and animal rights activists this week.

Edmund Conway. David Blenkinsop of ALF was sentenced to five and half years in prison for bombing in addition to four and a half years for taking part in a break-in at a guinea pig farm in Burton upon Trent and a baseball bat attack on the managing director of HLS, Brian Cass.

Nick Britten and Rosie Murray-West. Brian Cass, managing director of Huntingdon Life Sciences, has been awarded a CBE after resisting a long campaign of violence against him and his staff from animal rights protesters.

Macer Hall. A 76-year-old grandmother has become the latest victim of anti-vivisection activists in their campaign against Huntingdon Life Sciences, the controversial animal testing laboratory. Acid was poured on Jean Hall's car last week and offensive graffiti daubed on the walls of her house, because she owns HLS shares, bought as part of a personal equity plan portfolio.

Sam Lister. David Blenkinsop was jailed for 5½ years yesterday for his part in bombing campaigns on Mutchmeats abattoir and employees of Huntingdon Life Sciences. He is currently serving 4½ years for attacking Brian Cass, the director of Huntingdon.