The Louvre remained closed Monday after historic jewels were stolen in a daring daylight heist. Thieves used a basket lift to access the museum, smashed display cases, and fled with Napoleonic jewels.

L ONDON -- After an estimated $100 million worth of jewels were stolen at the Louvre in Paris, the museum’s director was summoned to appear before French lawmakers amid the ongoing investigation and manhunt.

The French crown jewels robbed from the Louvre museum in Paris are likely lost forever, an art crime expert tells CBS News, even if the thieves are caught.

Experts say France's royal jewels may be gone forever after a daring heist at the Louvre. On Sunday, thieves stole eight pieces, including crowns and necklaces, in just four minutes.

Authorities raced against the clock Tuesday as experts in art security told NBC News it could already be too late to recover the jewels.

Dozens of travelers from Maine were walking toward the Louvre's Apollo Gallery when suddenly, their tour group was forcefully pushed back.

The Louvre in Paris was robbed of priceless jewels in a flawless heist. The theft joins a historic list of museum robberies around the world.