Obama : No ground troops in combat IS

US President Barack Obama on Monday again ruled that the United States will deploy ground forces in the fight against Islamic state in Syria and Iraq.

According to the president, the US underestimated the terrorist organization, but Washington himself is very aware that IS military can strike in the West.

Because the group with no " conventional warfare " used, it is harder to keep at Obama said. " It is not how advanced their weapons, but the ideology they have and their willingness to die. "