organization was weakened. it is against this chaotic battlefield backdrop that the iraqi prime minister al abadi heads to washington key on his agenda. more military support from the united states. number one is a marked increase in the air campaign and delivery of arms. this is vital. there has been an increase. that s noticeable, very noticeable. i am thankful for that. but we want to see more. reporter: but the u.s. has long been uncomfortable with iraq s relationship with iran, a country that also has been playing a vital role in the war with isis. and al abadi faces the challenge of alleviating america s concerns. yes i agree there has been some concerns. there are concerns not only in iraq but the whole region, there are concerns in the meddling affairs of each other s country.