article_snippet.sent: The offender, snapped on security footage in a fluoro orange sweatshirt and oversized  mask, is described as being 'very tall'.
article_snippet.sent: Christina Chen told reporters Christina Chen ran out of the shop screaming 'robber!'.
article_snippet.sent: Normally they just rob cigarettes and some more things, it's not a big issue,' Christina Chen told Stuff.co.nz. '
article_snippet.sent: But this time they were scary because they wore a mask, and they don't know who it is.'
article_snippet.sent: Police say there were no signs of any weapons used but that the robber remained at large.
article_snippet.sent: Police are asking anyone with information that may help to identify this person to call Crimestoppers on 0800 555 111 or to message police online.
highlights_snippet.sent: Police are appealing to the public for help in identifying the offender .