FBI seeks public 's help in identifying English-speaking militant . Comment: The 55-minute video released by ISIS shows the jihadist leading a mass execution . ` Why ? In the video , jihadist speaks first in Arabic , then in English .
FBI seeks public 's help in identifying English-speaking militant . Comment: The 55-minute video released by ISIS shows the jihadist leading a mass execution . In the video , jihadist speaks first in Arabic , then in English .