An update from the CNN newsdesk in London on the stories we're following on Friday:
Pope visits UK - Pope Benedict spends the second day of his UK state visit in London where he will meet with a congregation of young people, the Archbishop of Canterbury as well as former PMs Tony Blair and Margaret Thatcher. He will also address the Civil Society in Westminster Hall.
Pakistani politician - There are fears of violent demonstrations in Karachi after a prominent Pakistan politician was stabbed to death outside his home in North London. De ImranÂ FarooqÂ was a leading member of MuttahidaÂ Quami Movement.
Chechen arrested -Â TheÂ RussianÂ ProsecutorÂ Generalâ€™s Office is preparingÂ the documentation requiredÂ for the extraditionÂ of Chechen separatist leader AkhmedÂ ZakayevÂ who was detained in Poland, the agency says. Zakayev had been living in the UK since 2003, but the country refused to arrest him.
Prince William - Britain's Prince William, the second in line to the throne, was due to become a fully qualified search and rescue pilot when he graduates from his training course Friday.
Greece skulls - Two U.S. tourists unknowingly bought six human skulls in Greece, which they learned when they were stopped at the airport in Athens. The Americans carried the skulls in their hand luggage, which was scanned during a layover on their way back to the United States from the island of Mykonos.
Stockholm bomb - A suspect device has allegedly been found outside the U.S. Embassy in Stockholm.Â We are chasing the story.