A handicapped Pakistani artist uses his foot to paint a wall along a street in eastern Pakistan's Lahore, March 6, 2013. More than 200 art students and youths participated in a street art painting competition run by a local youth organization with the aim of improving the city vista. (Xinhua/Sajjad)

A Pakistani student paints a wall along a street in eastern Pakistan's Lahore, March 6, 2013. More than 200 art students and youths participated in a street art painting competition run by a local youth organization with the aim of improving the city vista. (Xinhua/Sajjad)

A Pakistani student paints a wall along a street in eastern Pakistan's Lahore, March 6, 2013. More than 200 art students and youths participated in a street art painting competition run by a local youth organization with the aim of improving the city vista. (Xinhua/Sajjad)