wednesday 25th january. welcome to bbc newsroom live. president trump has promised a significant day ahead on national security, including an announcement about his plans for a wall on the mexican border. he tweeted: big day planned on national security tomorrow. among many other things, we will build the wall! building a 2,000 mile wall along the mexican border was one of trump s key election promises. he s said the wall would cost $8 billion and will be up to a0 feet high. the new president is also expected to approve immigration restrictions on seven mostly muslim countries in the middle east and africa: iraq, iran, libya, somalia, sudan, syria, and yemen. and trump wants to make all us cities co operate to deport illegal immigrants a move aimed at so called sanctuary cities like san francisco, where local police do not help with most deportations. our washington correspondent david willis has more. we re going to have our borders nice and strong. we re going to buil
a border wall. applause you folks know how (inaudible) it is. very badly needed. this will also help mexico by deterring illegal immigration from central america and by disrupting the violence cartel networks. as i have said repeatedly to the country, we are going to get the bad ones out, the criminals and the bad ones out, the criminals and the drug dealers and gangs and gang members and cartel leaders. the day is over where they can stay in our country and recovered. wreak havoc. we are going to get them out, we are going to get them out fast, john kerry is going to lead that way. cheering and applause. our order also does the following, and the policy of catch and release at the border. requires other countries to take back their criminals. they will take them back. cracks down on sanctuary cities. and powers eyes officers to target and remove those who pose a threat to public safety. calls for the hiring of another 5000 border patrol officers. calls for the tripling th