Poor editorial work
In the article (MAS jet couldn't have flown over our airspace, says India’s military) there is a sentence with a missing verb 'said'.
'Najib also the plane would have diverted into "two possible corridors or arcs"'.
In the following quoted sentence the words 'do you' after 'Why' should have been added to make the sentence grammatically correct.
"Why also forget the robust air defence networks of countries like Pakistan...."