Amitabh Bachchan greets fans from bulletproof glass after bomb threat

• Amitabh Bachchan greeted fans from a bulletproof enclosure in Mumbai.
• The All Indian Cine Workers Association is seeking intervention from PM Modi.
• The action follows a bomb threat and ongoing security concerns in Bollywood.
• There has been a spate of violent attacks and extortion attempts on prominent stars.
• The association is pushing for stronger security protocols for the film industry.