Dozens of Saudi military mercenaries were killed and wounded by stopping two attempts to infiltrate in Jizan .
A military source told Saba news agency that a number of mercenaries were killed and wounded when they tried to infiltrate into army and popular committees positions off Qais Mount .
The source pointed out that the engineering unit detonated explosive devices into the mercenaries during the response to the infiltrate which resulted death and injuries in their ranks .
The source said that the heroes of the army and popular committees responded to the march of the mercenaries of the aggression east of Fire Mount off Jizan and killed and wounded dozens in their ranks .
