article_snippet: the under-pressure Quinton de Kock claims the catch as Sri Lanka first wicket falls for just three runs .
article_snippet: De Kock took a sensational one-handed diving catch, at the second attempt, after Perera edged behind for just three.
article_snippet: De Kock opens up De Kock shoulders as the South Africa opener takes to the Sri Lankan bowling .
article_snippet: De Kock, keen to hit De Kock way back in to form, celebrates reaching a sublime half-century .
article_snippet: Despite having a previous high score of just 26 thus far in the World Cup, De Kock played fluently, hitting 12 fours on the way to making 78 off 57-balls.