O2 Academy crush detectives renew appeal for footage of the tragedy as part of investigation

Detectives investigating a fatal crowd crush at the O2 Brixton Academy have issued a fresh appeal for evidence - as a 21-year-old woman remains critically ill in hospital more than a fortnight after the tragedy.Two people died following the tragedy at the south London venue, which happened when ticketless fans tried to get into a show by Nigerian artist Asake on Thursday, December 15.A number of people sustained serious injuries and were treated at the scene by staff, police and paramedics, but two of those most badly injured later died in hospital.