what is the exact meanings of “whipped raw"and"in the build-up to"

0I read these two phases in magazine many times but could not find their explanation in Dicts.02br
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001. whipped raw;02br
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00according to a poster before, someone think it means"somebody be whipped so that his skin is red and painful",someone think it means"somebody be whipped to bleeding".Ex:02br
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00(1)Van Nath described how male prisoners were 01font01i00whipped raw02i02font00, their fingernails were yanked out, they were hogtied to wooden bars02br
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00However ,there are some more meaning to be added to "whipped raw"02br
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00(2)All in the Family（a film name）---I've tried to watch this but there's nothing entertaining about it. All the characters are/were annoying. 02br
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00I know I'll get 01font01i00whipped raw02i02font00 for this one, but The Simpsons.02br
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00(3)This beach, on the strange, sequestered Lleyn Peninsula, is nothing like that. It’s big and relentless — three miles of sand 01font01i00whipped raw02i02font00 by merciless breakers, exposed to the full smack of the Atlantic.02br
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002. in the build up to02br
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00Ex:(1)News, video, audio and blogs 01font01i00in the build-up to02i02font00 the 2008 Beijing Olympics as well as the latest developments on London's 2012 Games.02br
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00(2)"The Met has clearly stated 01font01i00in the build-up to02i02font00 this event that we will facilitate lawful protest. However, we will not tolerate continued attempts to breach the safety, security and safe passage of the torch and its bearers. Our officers will continue to respond swiftly and appropriately to any further incidents."02br
00(3)He got a lot of media coverage 01font01i00in the build-up to02i02font00 the elections0-