Misuari offered a unit of 500 to 700 MNLF fighters to help fight the extremists .
A spokesman for Nur Misuari said Misuari ordered the Moro National Liberation Front to fight any Maute in Lanao del Sur .
Misuari offered a unit of 500 to 700 Moro National Liberation Front fighters to help fight the extremists .
A spokesman for Nur Misuari said Misuari ordered the Moro National Liberation Front to fight any Maute in Lanao del Sur .