'I'm not racist', says UKIP candidate: Election hopeful, 22, caught on camera making alleged Nazi salute
Alex Wood, 22, is standing in council elections in Somerset
Claims account was hacked and denies making racist comments
Pictures emerged clenching knife between teeth in front of Union Flag
Denied making Nazi salute and comments that Africans 'lived in mud huts'
UKIP leader Nigel Farage admits it 'doesn't look very pretty'
Refers to 'coloured people' in radio interview rejecting claims of racism
Investigation into candidate who said exercise can 'prevent' homosexuality