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This is The World in Brief from the Economist.

Our top stories. Kevin McCarthy was ousted as speaker of America's House of Representatives

in a vote forced by Matt Gates, a fellow Republican Congressman. The motion to unseat him was

supported by eight Republicans and all 208 Democrats present. Mr. Gates, a fire brand from Florida,

filed the motion to vacate on Monday after Mr. McCarthy pushed through a bipartisan spending bill.

The House has taken such a vote only once before in 1910, that effort, however, was unsuccessful.

Mr. McCarthy's exit through the House into turmoil, the Republican majority has no ready replacement for him.

The Nobel Prize in Physics was awarded to Pierre Agostini, Ference Krauss, and Anne Lulier

for their work with light pulses, created by light from a laser passing through a gas which are

short enough to observe the rapid movement of electrons. Ms. Lulier published her work in 1987.

It was developed by Mr. Agostini and Mr. Krauss in 2001.

President Joe Biden spoke to the leaders of several NATO allies, aiming to reassure them

that America would maintain its support for Ukraine. On Saturday, Mr. Biden signed a stopgap

funding bill for America's government that excluded aid for Ukraine. After the call,

Yen Stoltenberg, NATO's Secretary General, reiterated that Ukraine's allies were committed to

supporting it, quote, for as long as it takes. At least 21 people, including two

children, died after a coach veered off an overpass near Venice in Italy. Another 18 were injured.

The bus, which was carrying tourists from Ukraine, fell 30 meters, or 98 feet, and caught fire,

...