Pakistani authorities say at least 13 people have been killed in a bomb blast at a refugee camp northwest Pakistan Thursday.
Bomb Blast Rocks Pakistan Refugee Camp
![An overturned car is seen at the site of a bomb attack in Jalozai camp in Nowshera district, northwestern Pakistan, March 21, 2013.](https://gdb.voanews.com/248a3e4e-c8db-42de-abec-3acbae72eb55_w1024_q10_s.jpg)
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An overturned car is seen at the site of a bomb attack in Jalozai camp in Nowshera district, northwestern Pakistan, March 21, 2013.
![Security officials collect evidence at the site of a bomb attack in Jalozai camp in Nowshera district, northwestern Pakistan, March 21, 2013.](https://gdb.voanews.com/2d4975cf-3c83-469d-8d6c-407ba380b5dc_w1024_q10_s.jpg)
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Security officials collect evidence at the site of a bomb attack in Jalozai camp in Nowshera district, northwestern Pakistan, March 21, 2013.
![Security officials, residents and media personnel gather at the site of a bomb attack in Jalozai camp in Nowshera district, northwestern Pakistan, March 21, 2013.](https://gdb.voanews.com/9e62382d-19b3-4a7b-9dc5-cacbfa83fd83_w1024_q10_s.jpg)
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Security officials, residents and media personnel gather at the site of a bomb attack in Jalozai camp in Nowshera district, northwestern Pakistan, March 21, 2013.
![A man is comforted by a relative as he mourns for a family member, killed in a bomb attack in Jalozai camp, outside Lady Reading Hospital in Peshawar, Pakistan, March 21, 2013.](https://gdb.voanews.com/b9f6b66b-0118-40d6-8891-817d294252d1_w1024_q10_s.jpg)
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A man is comforted by a relative as he mourns for a family member, killed in a bomb attack in Jalozai camp, outside Lady Reading Hospital in Peshawar, Pakistan, March 21, 2013.