new Delhi/Riyadh, Oct. 9 -- Airlines are cancelling hundreds of flights to Riyadh after Houthi militants struck two Saudi Arabia airports, killing three people and injuring dozens. Air India Express and Akasa Air have cancelled all flights until Saturday, while IndiGo suspended flights until Friday, citing the prevailing security situation. India condemned the attacks, saying "the targeting of civilian infrastructure is completely unacceptable".P13...