areashihington, thehere concerns about whether or not it could be a risk to national security. >> the treasury dedepartment has thahatssed serious concerns it could be misused by moneyey lalaunderers and terrorists financiers. digitalnot allow service providers to operate in the shadows and we will not tolerate the use of cryptocurrency's in support off illicit activities. >> facebook has a lot to do too convince them that this projectt can go ahead. we w will hear from david marcu. hehe did say t the company was t planning t to compe wiwith any traditional currencies and t tht they would work with regulators before they launch it. we expected to be a fiery hearing. we can ask lots of questions about privacy, what data facebookok will collect,t, and facebook costs influence in general. >> thank you. three months on from a devaststing fire,, people would disagree that rebuilding notre dame is a part -- few people would disagree that rebuilding notre dame is a priority. >> three months after the firer, notre dame is baring her battle scars. a roof p protector protects her inteterior fro