Britain A massive security operation swung into place to protect commuters four weeks after suicide bombers devastated the transport network, killing 52 people and a fortnight after a similar, bungled attack. Iraq Iraqi leaders prepared for a conference to try to break the deadlock on a draft constitution amid unabated violence that left 10 people dead, a day after 14 US marines were killed by rebels. US <a class="textLink" href="https://wydarzenia.interia.pl/tematy-nasa,gsbi,1472" title="NASA" target="_blank">NASA</a> experts were investigating whether the crew of Discovery would need to risk another space walk to make final repairs to the shuttle to ensure its safe return to Earth next week. Canada Investigators have found "black box" flight recorders from the wreckage of the Air France jet which crashed in Toronto and they are in good condition, officials said. Sudan Over 100 people have been killed in three days of rioting in the Sudanese capital and a flashpoint southern town, officials said amid international appeals for calm in Africa's largest country. NKorea The United States urged North Korea to make the hard decisions that will lead to the dismantling of its nuclear weapons programs, as Pyongyang agonised over which direction to take. India Authorities in flood-hit western India stepped up rescue and relief operations as thousands of people were evacuated from low-lying areas because of threats from overflowing dams. Afghanistan The head of intelligence in the southern Afghan province of Zabul was shot dead by Taliban insurgents.