Human rights activists lit candles outside the Chinese Embassy in Prague Friday to mark the 16th anniversary of the massacre in the centre of Beijing in Tiananmen Square in which hundreds were reported killed and injured, with hundreds imprisoned. Friday's commemorative event in Prague was organised by the Olympic Watch and Amnesty International. About thirty people attended Friday's event which began in front of the Government Office. Organisers read a letter addressed to Prime Minister Jiri Paroubek, presenting it to government officials. The prime minister is to due to visit China later this month. The two organisations asked that he promote respect for human rights in negotiations with the Chinese government.