Speaking after a meeting with the Democrat chairmen of the congressional budget committees, the president issued a challenge to his critics.

VOA: standard.2009.03.17

The challenge for designers was to create a vehicle with the protection provided by an MRAP but about 25 per cent lighter.

VOA: standard.2009.11.02

Working in so many different genres, Williams says his daily challenge is coming up with the right sound for a show,movie,or album.

VOA: standard.2010.07.20

"It is the challenge of the 21st century," "We have to acknowledge, accept and work with it.

VOA: standard.2009.05.13

With those legal and regulatory frameworks in place, President Sirleaf says the challenge now is making sure that they continue to be implemented properly.

VOA: standard.2009.08.14

"It is a challenge after just a few months of implementation to be able to speak with confidence about when these things will occur,"

VOA: standard.2009.09.04

We are continuing to challenge the matter in court." Malema said he would substitute the offending words with another phrase, but continue to sing it.

VOA: standard.2010.04.08

Since then, balancing his solo career with movie projects has been his biggest challenge.

VOA: standard.2010.04.16

Mohamed Hussein Nur, who heads the Somali parliament's secretariat, says lawmakers in the overwhelmingly Muslim country are facing the challenge of developing a civil law consistent with Islamic Sharia law.

VOA: standard.2009.04.05

It is a long-term endeavor and we both are united to fight against this endeavor, which is challenging our way of life and wants to challenge the way of life with the world."

VOA: standard.2009.05.13

"The EPRDF has discussed with parties that seem to approve or endorse its lines, not the serious parties that do challenge the EPRDF and do have serious issues about the political space in the country,"

VOA: standard.2009.11.01

Clinton paid tribute to two aid initiatives of the Bush administration the Millennium Challenge Corporation which makes grants to countries with concrete plans for good governance and fighting corruption,and PEPFAR the anti HIV-AIDS program which has provided millions of Africans and others with anti-viral medications.

VOA: standard.2010.01.06

"The challenge of Iran truly today, has been revealed more than ever with their most recent missile test which has a capability of striking to the West as far as southeastern Europe,Turkey, but to the East could strike our allies in Pakistan,"

VOA: standard.2009.05.20

"What President Obama is going to be doing at the summit is to be working with President Calderon and Prime Minister Harper to discuss what we are doing collaboratively to deal with the challenge, making sure that our public health departments and officials are working closely together,".

VOA: standard.2009.08.10