REUTERS cameraman Kumerra Gemechu has been held in solitary confinement for nearly a week without charge or being given any evidence of wrongdoing, his lawyer said. His lawyer Melkamu Ogo said on Wednesday that police informed him that their lines of enquiry included accusations of disseminating false information, communicating with groups fighting the government, and disturbing the public's peace and security. However, he said he has seen no evidence. REUTERS cameraman Kumerra Gemechu. Picture: Twitter Kumerra was arrested at his home in the Ethiopian capital Addis Ababa last Thursday and is being held until at least Jan. 8 pending a…