Peshawar: A bomb blast on Sunday killed a police officer in the security detail of nearly a dozen foreign diplomats in northwest Pakistan, police said.
Swat district police officer Zahidullah Khan said the diplomats were visiting area on the invitation of local chamber of commerce.
"The squad that was leading the convoy was hit by a roadside bomb," he said.
Another four police officers were wounded, Khan said.
All diplomats were safe and were heading back to Islamabad, police said.