When they do return to the talks we want North Korea to be prepared to talk in a substantive and serious way about how to move forward on the proposal we have on the table. That's where our focus is.

We urge North Korea to come back to the talks as soon as possible without precondition so that we can move forward on the principles that we agreed to.

North Korea has not said that they are ready to come back without precondition.

There is a lot of international pressure and urging for North Korea to return to the talks and to return there seriously.

The president is greatly concerned about the humanitarian situation in North Korea.

Indications are that North Korea launched two short-range missiles. We have consistently pointed out that North Korea's missile program is a concern that poses a threat to the region and the larger international community.