Newlywed Lauren Sánchez Bezos dazzled in a £2.7k red Versace dress during her first public outing in Paris after marrying Jeff Bezos, showcasing her bold, glamorous style and confident new chapter.

The canals of Venice have hosted centuries of decadence, but nothing prepared locals—or the Internet—for the headline-grabbing spectacle that was the Jeff Bezos and Lauren Sanchez wedding. The billion ...