NEW DELHI - National passenger carrier Air India hopes to save up to Rs 10 crore per annum by not serving non-vegetarian meals on all its domestic economy class flights. According to a senior airline official, the move is consistent with its earlier decision to stop serving non-vegetarian meals on flights of less than 90 minutes."The initial estimates with us show that around Rs 8-10 crore can be saved through this move," sources told IANS...