Complex sentence: William Brangham (born 1968 or 1969) is an American journalist, who currently is a correspondent for the "PBS NewsHour", and has worked as producer for multiple other television programs, mostly for PBS.
Split into simpler sentences: William Brangham (born 1968 or 1969) is an American journalist, who currently is a correspondent for the "PBS NewsHour". Before, he has worked as a producer for multiple other television programs, mostly for PBS.