US Assistant Secretary of State Richard Boucher is likely to meet Asif Ali Zardari and Nawaz Sharif in London. According to reports Mr Boucher is scheduled to stop over in London today on his way back home from Dhaka. Mr Boucher is expected to meet with Nawaz Sharif and Asif Zardari. However, no one, either from the PML-N camp or the PPP quarters confirmed or denied the report. A spokesman for the State Department in Washington was also unaware of Boucher's London schedule.