LONDON, May 17 (Xinhua) -- A 26-year-old man was arrested on Saturday at London Luton Airport on suspicion of conspiracy to commit arson with intent to endanger life.

Local media had confirmed that the arrest relates to the arson attacks at the British Prime Minister Keir Starmer's home last week.

This is the second arrest related to the arson attack with the intent to endanger life, said London's Metropolitan Police in its news release on Saturday.

The police said counterterrorism officers from the Eastern Region Special Operations Unit made the arrest, and the man has been taken into police custody in London.

Last week, a 21-year-old man, identified as Roman Lavrynovych, was charged with arson with intent to cause a fire at the prime minister's home in London.