conspiracy game

[mskronik]

i know the significance of ekaterinburg in 1960, but when i enter it, it keeps asking which clue is it.pls help terribly stumped. also, puzzle one second folder,cannot get the sundown question. what can help find the right one?

[pega]

the 1960 one is spy plane. sundown -lincoln. I have finished these puzzles and now how to open the second box ? if you need any more help will try to remember what answers was its a great puzzle but can't see a closing date.