The numbering runs from the center of the mouth to the back. In the upper right section of the mouth, for example, tooth number 1 is the incisor (flat, front tooth) just to the right of the center of the mouth. The numbers sit inside an L-shaped symbol used to identify the quadrant. The L is right side up for the teeth in the upper right.
Boko Haram crisis: US deploys troops in Cameroon. Read more about sharing. US President Barack Obama has announced that US armed forces have been deployed to Cameroon to help fight against the Islamist militants Boko Haram. The force, which will be 300 strong, will conduct airborne intelligence, surveillance, and reconnaissance operations in the region.
Nearly 1 million U.S. troops pulled at least one tour in Afghanistan. Yet during 2002 and 2003, the average number of U.S. troops in Afghanistan never topped 10,400. That means the U.S. forces left in country following the war will top the number fighting there during its first two years.