IMF risks irrelevance without change, experts say

The International Monetary Fund was launched in 1944 with the world's new superpower, the United States, in position as the key force and shareholder in the global crisis bank.

Today, China is on the verge of becoming the world's largest economy.

But its voice at the IMF - wrapping up its annual meeting this weekend in Washington - remains that of a minor country, and some worry this could undermine the crucial, 70-year-old institution.