India, Feb. 25 -- France's spat with the US ambassador to Paris took another turn on Tuesday with the French foreign minister saying the top US diplomat in France must respond to a summons and won't have access to French Government officials until he complies.

French authorities had summoned Ambassador Charles Kushner - the father of US President Donald Trump's son-in-law and adviser Jared Kushner - for a meeting on Monday evening over comments from the Trump administration that France objected to. French diplomats said Kushner did not show up.

Speaking on Tuesday, French Foreign Minister Jean-Noel Barrot described the failure to attend the meeting as "a surprise" that flew in the face of diplomatic protocol and will dent Kushner's abil...