Jon Huntsman, the former US ambassador to China, ended his struggling presidential bid on Monday and called on Republicans to unite in support of frontrunner Mitt Romney.

"I believe it is now time fo

Former ambassador to China Jon Huntsman chided his ex-boss President Barack Obama on Wednesday for what he criticised as a too-tentative plan to draw down US forces in Afghanistan.

Washington: Jon Huntsman, the US ambassador to China, has hinted he is considering running for the Republican presidential nomination in comments made to Newsweek.

Huntsman, former governor of Utah a