Det Supt Terry Mann on the steps outside the Sheffield club where Joshua Green was stabbed to death in the early hours of New Year's Day.He made a fresh appeal for information despite already speaking to many of the people in the club that night.
"While many people have provided us with statements others have chosen to stay silent or have refused to help."
Four people are answering bail in relation to the killing but no-one has been charged.
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Janet often goes to the supermarket just to have someone to speak to, if she did not, she believes she could go for months without talking.
Akshar Ali and Sinead Wooding, who were about to separate, had argued about their children on the night of the attack
The 36-year-old hasn't attended parliament since his office said he was cutting down his activities on medical advice in December