By Padmananda Rama and Pentagon Correspondent Barbara Starr

They are the faces of civilians caught in the crossfire in Afghanistan. Facing internal conflict, the number of people fleeing their homes in Afghanistan has more than doubled compared to this time last year, says Refugees International, an advocacy group for displaced persons.

"In the first five months of 2011, we have more than 91,000 people fleeing their homes. And this is in comparison to last year at the same time period when there was 42,000," Refugees International advocate Lynn Yoshikawa said.

"They are living in cramped corridors ... sharing homes, living outside in tents. They have a lot of difficulties with breathing conditions, very limited access to medical facilities to address the problems. A lot of it is chronic," said Yoshikawa.

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