In Afghanistan, twelve people including six foreign UN workers were killed today in a Taliban attack on UN guesthouse in capital Kabul while two rockets were fired in the city, one of them landing inside compound of a five-star hotel. A UN spokesman said the attack in central Kabul also injured nine persons, some of them seriously. One among the UN staff was an American worker while nationalities of other killed have not been disclosed. Two Afghan security officers, one civilian and three attackers were also killed in explosions caused by the militants' suicides vests and the subsequent fire fight. A Taliban spokesman claimed responsibility for the attacks, saying it was meant as an assault on the upcoming presidential election. There are threats of more such attacks in run up to second round of Presidential elections scheduled for November 7. President Hamid Karzai has termed the attacks as inhuman while ordering increased security around foreign installations. The head of the U.N. mission in Afghanistan said the attack won't deter the world body from carrying out its work in Afghanistan.<br/><br/>The current month has proved to be deadliest since 2001 with deaths of 55 soldiers so far.