MADRID (AP) Spanish police are investigating reports of a small blast at the Ukrainian Embassy in Madrid on Wednesday, the Interior Ministry said.

In a statement to media, the ministry said police were told an employee at the embassy was slightly injured while handling a letter.

Ukrainian Foreign Ministry spokesman Oleh Nikolenko said that the embassy in Madrid received an envelope as part of a mail delivery.

During a check, the envelope exploded in the hands of the embassys manager, Nikolenko told The Associated Press. The manager received light injuries, he was hospitalized and is receiving the necessary medical assistance. His life isnt in danger.

Other embassy staff werent hurt, he said.

Spains Foreign Ministry said the Ukrainian ambassador to Spain, Serhii Pohoreltsev, told Foreign Minister Jos Manuel Albares in a phone conversation that it had been a letter bomb addressed to him but which was opened by an embassy worker.