By Tim Hepher, Paul Sandle, Joe Brock and Giulia Segreti PARIS (Reuters) - Airbus secured more aircraft orders on Wednesday, raising its total to $21 billion at this week’s subdued Paris Air Show, while rival Boeing opted not to announce new sales following last week’s Air India 787 crash.

Investigators suspect Air India Flight 171's emergency power system activated before its fatal Ahmedabad crash, raising engine failure concerns. DGCA found no major safety lapses in Air India’s Boeing 787 fleet but flagged maintenance issues.

As officials are still examining the cause of last week’s deadly Air India Flight A171 crash in Ahmedabad, India, investigators suspect the Boeing aircraft’s emergency power system was possibly operational before the crash,