Several arrests have been made in connection to the killing this week of a leading Congolese human rights activist, AP quoeted a police commander in the country's capital as saying Saturday. Gen. Jean-de-Dieu Oleko said that several police officers were arrested late Friday as part of a preliminary investigation into the death of Floribert Chebeya Bahizire. He would not give further details on those arrested. The body of Bahizire, head of Voix des Sans Voix, or Voice of the Voiceless, was found in his car Wednesday in a suburb of Congo's capital. The rights group, one of the largest in Congo, said he appeared to have been strangled. Also Saturday, a group of Congolese and international organizations called for independent inquiry into the death of Bahizire and the disappearance of his driver, Fidele Bazana Edadi. -- SPA