Pakistan held Wing Commander Abhinandan Varthaman on Wednesday after fighter jets of both the nations engaged in an air battle.
Air Vice Marshal RGK Kapoor said IAF radars had picked up “electronic signatures” of the F-16s.
Trump administration indicated it supported India’s right to self-defense against such Pakistani terrorist depredations.
The attack has since been widely condemned, with the United States telling Pakistan to cease providing support and a safe haven to terrorists and terrorist outfits.
Addressing the joint sitting of Parliament at the start of the Budget Session, President Ram Nath Kovind said neglecting the country’s defence needs, even for a moment, will prove detrimental to the present and future of the country.