The mass stabbing in Southport, England, and misinformation about the attacker sparked days of rioting across the U.K.

A teen charged with killing three girls and wounding 10 other people in a stabbing rampage at a Taylor Swift-themed dance class in England last summer is going on trial

A teen has pleaded guilty to murdering three girls and wounding 10 other people in a stabbing rampage at a Taylor Swift-themed dance class in England last summer. Axel Rudakubana,

Axel Rudakubana, 18, changed his pleas from not guilty to guilty on what was due to be the first day of his trial at Liverpool Crown Court.

The July 29 stabbings sent shock waves across the U.K. and led to a week of widespread rioting across parts of England and Northern Ireland.