Competency-based interview questions ask candidates to share an example from their past experience that illustrates a specific competency required for the job. The best answers are specific and ...

Former South Carolina Gov. Nikki Haley, 51, announced Wednesday that she was running for president — and in the process, she targeted older politicians and questioned their fitness for their jobs.

Since announcing her candidacy for president in next year's contest, Nikki Haley has repeatedly called for making "mental competency tests" compulsory for politicians over the age of 75. On Monday, ...