NEW DELHI, Feb. 18 -- Hindustan Aeronautics Limited (HAL) chief DK Sunil on Monday said that the state-run aircraft maker's focus is on delivering the new light combat aircraft (LCA Mk-1A) to the Indian Air Force at the earliest rather than spending time on countering criticism of the indigenous programme, which is running behind schedule due to several reasons including delay in the supply of engines by US firm GE Aerospace....