. >>> it's good to have you with us i'm elizabeth prarn in doha. the united states has declared venezuela as a national security threat and imposed sanctions. venezuela's officials say president obama is trying to topple his government. soldiers have retaken two towns in in north-eastern nigeria from boko haram. the armed group has control of the town since november. the iraqi forces have taken over a town 18km from tikrit. they are facing resistance from other areas. >> republicans in the united states have taken a scuttling of bones nuclear deal with iran and are doing it in an usual way. the white house correspondent patty culhane has the story. >> first the lower house tried to scuttle nuclear conversations with iran. in a mood. now, the upper house has given it a go. releasing this open letter. 47 republican senators giving a civics lesson telling iran that they are only making a deal with the current president. writing: it warns that the next president can kill the deal with the stroke of a pen and future congresses could monitor the terms. p

i'm z prarn -- elizabeth puranam. >> a call for a freeze in nuclear activity was a recurser to a deal. >>> battling for saddam hussein's home town. iraq's army is making gains against i.s.i.l. and tikrit. and why some of china's political elite have been banned from this year's i.s.i.l. gathering >>> we begin in the u.s. where israeli prime minister binyamin netanyahu made his case against a nuclear deal. he warned an opposed agreement will not prevent iran making nuclear weapons, instead it paves the way for getting a bomb and added that the deadline for making the deal is a count down to a potential nuclear nightmare. >> this was unprecedented. a later of a foreign country addressing congress to criticize the policy of their own president. binyamin netanyahu is here at the invitation of the opposition party and over the objection of president obama. >> here to talk about iran and negotiations over the nuclear programme. >> this deal has two concession, one leading iran with a fast nuclear programs and, two lifted the restrictions on the programme in a sec aid. that's why the deal is

i'm z prarn -- elizabeth puranam. >> a call for a freeze in nuclear activity was a recurser to a deal. >>> battling for saddam hussein's home town. iraq's