Boeing shares will likely remain in focus after slumping to end last week following news that one of the company's aircraft was involved in an Air India plane crash. Monitor these crucial support and resistance chart levels.

Air India flight AI171, a Boeing 787-8 carrying 242 people, crashed after taking off from Ahmedabad on its way to London.

AHMEDABAD, India >> The investigation into the Air India plane crash that killed more than 240 people is focusing on the engine, flaps and landing gear, a source said on Friday, as the aviation regulator ordered safety checks on the airline’s entire Boeing-787 fleet.

The Air India flight fell from the sky on Thursday and killed at least 270 people in Gujarat state, officials said Saturday.