Story highlights Bomb kills 14 Nepali security contractors who worked for the Canadian embassy

Taliban claims responsibility for the attack

Kabul, Afghanistan (CNN) A suicide bomber struck in the Afghan capital early Monday morning, targeting a bus full of foreign security contractors.

At least 14 people were killed and eight others wounded, said Sediq Seddiqi, spokesman for Afghanistan's Interior Ministry.

The majority of the victims were citizens of Nepal, he added.

The Canadian embassy confirmed that the victims worked for a security company that provided services to the Canadian Embassy, the embassy said in a tweet on its official Twitter account.

"Our thoughts with families and friends of victims," the tweet said.

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