![Delta is one of the largest airlines in the US. AP Photo](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/5GCPDVYS5L3W4CXGKPQN5BVLL4.jpg?smart=true&auth=30c0604808326e319a8f0b656dc786cb7dd590337c40d3724a48d72b4f7f46b8&width=400&height=225)
Delta is one of the largest airlines in the US. AP Photo
Delta is one of the largest airlines in the US. AP Photo
Delta Air Lines apologises over response to 'anti-Palestine' tweet
US carrier also announces new policy for employees who wear flag pins