joining us on the phone with some perspective on this story is ian simpson. he's covering it for reuters. thanks for being with us. >> pleasure. >> why so many questions over this memorial? >> well, it's not easy to build a memorial in washington, especially on the -- on or right near the mall. this memorial will be four acres which is a good chunk of real estate. it's going to be right behind the air and space museum, right off the mall. and at the base of capitol hill. it's going to be -- have various elements, including pillars which will be about 80 feet high which will support these kind of steel mesh curtains which will surround this plaza which in itself will have a statue of eisenhower and representations of his presidency. there will be interactive displays in the memorial site. so there's a lot going on in the site itself, in the memorial. >> and the family has said they want something much more modest. >> yes, they -- the family has said that they do want something more modest, that's more in keep with eisenhower's own character of being low key an