The problem affecting the standard definition services which normally run on channel 103 on BSkyB. ITV services on high definition (HD) on Sky channel 178 appear to be working normally . FreeSat is affected too - Freeview services are working normally.
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Essex Police say that they can't comment on Martin Goldberg's death, but there were indications of an attempt to destroy evidence.
Police say indecent images of children have been found at the home of a deputy head teacher, who was recently found dead.
Essex Police say pictures of boys undressing have been discovered in the home of a teacher who's been found dead.