 26 people have been killed in renewed fighting between armed groups in eastern Congo. The latest violence erupted over control of Pluto, a strategic trading center near several mining sites. Congolese forces managed to quell the fighting, which lasted for more than four hours on Saturday. The clash has left many people injured, including four Congolese soldiers. Many residents have fled their homes to take shelter in secure areas. The governor of Ituri province has asked the army to pursue the attackers