Dozens of people have been killed in China in the past three months in a series of mass attacks. The latest on Tuesday saw primary school students injured by a car as they arrived for classes.
French police arrested a man who targeted passersby in Paris on Saturday night, killing a German tourist with a knife and injuring two others, France's interior minister said.
The Islamic State group claimed responsibility after a pair of Arab gunmen killed two people and wounded four before being killed by police in the city of Hadera in central Israel.