Obama's rough week

U.S. President Barack Obama speaks as a U.S. Marine holds an umbrella over him, during a news conference with Prime Minister Erdogan of Turkey (not shown), in the Rose Garden at the White House, May 16, 2013 in Washington, DC.

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    Obama's rough week

Dogged by crises, President Obama is doing his best to change the subject. CNN's Jessica Yellin reports.