several months off but that also he was issued after that a medical certificate that deemed him fit to fly. what is still unclear is whether that flight score did pass on the e-mail that contained the submission that he did go through a severe depression. if they would have received it, would it have made a difference to grant him a pilot s license, thomas. claudio, just as we re learning more information about lubitz, what s the latest on the crash site and what s the possibility of ever finding that flight box. reporter: they just receive add boost today. the roads that can take workers on 4 x 4 vehicles has been opened by emergency construction workers. this will speed up the process.