Maharashtra Police received an e-mail regarding the threat a week ago. They also received e-mail threat to the Taj Mahal hotel in Mumbai as well as Taj property in Chennai.
Intelligence Bureau (IB) alerted that a group of 20 people, who could be Pakistani nationals, have entered the country to carry out terror strikes or a plane hijack. The group includes seven trained pilots and 13-14 women.
According to the information this is biggest input aviation ministry has received so far. Sources also revealed that efforts are on to maintain strict security measures all over the country. However, there is no information about the age group of terrorists or how did they manage to enter India.