Police have also questioned his sister but she has not been arrested, the Paris prosecutors added. - Victims hit with shrapnel -Sources close to the investigation suspected the explosive was acetone peroxide, or APEX, a volatile compound used in deadly Paris attacks that happened on November 13, 2015. Investigators recovered small screws, ball bearings and batteries along with a printed circuit and a remote-controlled trigger device. Thirteen people were wounded in the blast -- eight women, four men and a 10-year-old girl -- of whom 11 needed hospital treatment. No one has claimed responsibility for the Lyon blast.

Source: Bangkok Post May 27, 2019 11:48 UTC