Tele interview on Obama's visit to Afghanistan

For more analysis on US President Barack Obama's visit to Afghanistan, we are joined by South Asian expert Rong Ying, from the China Institute of International Studies.

Q1: Hello, Mr. Rong, we know the discussion between US President Barack Obama and Afghan President Hamid Karzai focuses on the continued struggle against extremism and terrorism. Obama said last year he would start withdrawing US troops in July 2011, will this visit affect the pullout date?

Q2: The US healthcare bill has been passed and a new nuclear disarmament deal with Russia has been finalized, and now Obama made a sudden visit to Afghanistan, what message does this send?