Kerala: Security stepped up after State BJP chief receives threat letter ahead of PM Modi's visit

Kochi (Kerala) [India], April 22 (ANI): Kerala Police and security agencies have launched a probe into a letter threatening to launch a suicide bomb attack on Prime Minister Narendra Modi.

Kerala BJP chief K Surendran said that he had last week received a letter which spoke of a conspiracy to assassinate Prime Minister Narendra Modi, who is scheduled to visit Kerala.

Surendran said that he had handed the letter, which was