Paramilitary policemen stand guard at a check point along a road into Beijing, May 20, 2014. Local media reported that armed police were dispatched to reinforce traffic police at 17 check points ... more 
Paramilitary policemen stand guard at a check point along a road into Beijing, May 20, 2014. Local media reported that armed police were dispatched to reinforce traffic police at 17 check points screening vehicles before they enter Beijing, adding that the personnel reinforcement will last till middle of June. Picture taken May 20, 2014. REUTERS/Stringer (CHINA - Tags: MILITARY TRANSPORT CRIME LAW POLITICS) CHINA OUT. NO COMMERCIAL OR EDITORIAL SALES IN CHINA less 
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Reuters | Photo By CHINA STRINGER NETWORK / REUTERS
Wed, May 21, 2014 3:13 AM EDT