'Eurail finished the email with "we take the security of your data seriously" - well, clearly not.'

The pair are located in the galaxy Markarian 501, around 500 million light-years from Earth

After an investigation by the Israeli Defence Forces, it was found that six other soldiers who witnessed the scene didn't stop or report it.

Here's all we know.

Four Ukrainian prisoners ‘executed’ by Russian soldiers with automatic rifles (Picture: EAST2WEST)