More than a dozen members of Congress signed letters calling for a further look into the emergency alert messaging system that sent an erroneous evacuation warning to thousands of Los Angeles County residents in the midst of January's wildfires.

Nearly 10 million L.A. County residents were mistakenly sent an evacuation warning as fires raged across the region.

Los Angeles leaders are calling for answers weeks after an alert was mistakenly sent​ to hundreds of thousands of Los Angeles County residents, warning them to evacuate their homes in the midst of the January's destructive wildfires.