New Delhi: Taking place in Gujarat on Friday, an explosion was heard near the Porbandar Naval base just a day after Gujarat alerted about possible terror threat. 
UPDATE: NewsX earlier mentioned that a loud explosion had been heard at the Porbandar base. According to new updates, the sound had come from a firecracker. The Navy confirmed the development. 
Gunfire was also heard following the explosion.

Islamic State infiltration was suspected yesterday in the state following which, investigative authorities in the state was briefed about appropriate measures to ensure safety. 
Naval police has rushed to the spot. The Porbandar Naval base is one of the most sensitive naval base in the country. 
(Further details awaited…)