Germany Chancellor Gerhard Schroeder and his conservative challenger Angela Merkel launched into the final day of the German election campaign, championing rival visions for the future of Europe's biggest economy. Afghanistan Suspected Taliban rebels killed three policemen, including a district police chief in the Afghan capital Kabul, in an ambush ahead of key parliamentary elections, the interior ministry said. Mideast The Palestinian Authority said it had deployed 1,500 police and national security personnel on the Gaza-Egypt border to start sealing off a frontier which thousands have crossed illegally since Israel's pullout from the territory. Mideast Israeli Prime Minister Ariel Sharon vowed to withhold Israeli cooperation over the Palestinian legislative elections, if candidates from the militant group Hamas take part, The New York Times reported. UN Iranian President Mahmoud Ahmadinejad was expected to address his country's nuclear programme in a speech to the UN General Assembly. Lebanon One person was killed and 22 wounded in a bomb attack on an apartment building in a Christian section of Beirut on. UN Venezuela's President Hugo Chavez said he had proof of a US plan to invade his country at the end of a visit to the United States for the UN General Assembly. NKorea-nuclear-talks-continue BEIJING: Six-nation talks aimed a resolving the impasse over North Korea's nuclear program will continue on Sunday, a member of the South Korean delegation said. US The United States stepped up its war of words against Syria, blaming Damascus for a new string of suicide bombings in Iraq. US Some of the business owners who fled New Orleans due to Hurricane Katrina were set to return to the battered city.