By Siyabonga Sishi and Nellie PeytonSTILFONTEIN, South Africa (Reuters) - South African rescuers were making final efforts on Thursday to ascertain whether anyone was left in an illegal gold mine deep underground where at least 78 people died during a police siege,

Police said 78 bodies were retrieved in a court-ordered rescue operation, with 246 survivors also pulled out from deep underground since the operation began on Monday.

The death toll in a monthslong standoff between police and miners trapped while working illegally in an abandoned gold mine in South Africa has risen to at least 87, police said Thursday as they wound down a rescue operation that has pulled more than 240 survivors out from deep underground.