Double quotation marks are used
when?

Double quotation marks are used for direct quotations and titles of compositions such as books, plays, movies, songs, lectures and TV shows. They also can be used to indicate irony and introduce an unfamiliar term or nickname. Single quotation marks are used for a quote within a quote.

thats harsh

explanation:

kenny´s more than 25 years of relevant public service. in the army for two decades, as official representative for four years, and now for the department of state, as ambassador. this career clearly demonstrates great capacities in the public sector.