PRI's The World Published by PRI's The World Despite recent events in Ukraine and Israel, flying over hot spots is business as usual Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/390062/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend Airlines have been criticized for flying over Ukraine — now they're being criticized for halting flights to Israel. Who decides where it's safe to fly? Pilot Patrick Smith says it's a multi-layered process.