President Obama is right to see ISIS as a serious threat , says Danielle Pletka . The better question is , what does he plan to do now ? Any attempt to tackle ISIS must start by fully understanding the threat , she says . We will need allies , and those allies will need support from U.S. , Pletka argues . Pletka : Any strategy will require sustained commitment .
President Obama is right to see ISIS as a serious threat , says Danielle Pletka . Any attempt to tackle ISIS must start by fully understanding the threat , she says . We will need allies , and those allies will need support from U.S. , Pletka argues . Pletka : Any strategy will require sustained commitment .