LEICESTER, England (Reuters) - Leicester City soccer club chairman and owner Vichai Srivaddhanaprabha was among five people who were on board a helicopter which crashed next to the club’s stadium on Saturday, a source close to the club said. Also on board the helicopter were a daughter of Vichai, two pilots and a fifth person whose identity was not immediately known, the source said on Sunday. There were no confirmed details on whether anyone on board the helicopter survived, the source said.