Final answer:
Edward R. Murrow was the journalist renowned for his World War II reporting and his television program 'See It Now'.
Step-by-step explanation:
The journalist who made a name for himself through his World War II reporting and later through his television program See It Now was Edward R. Murrow. Edward R. Murrow's significant contributions to broadcast journalism began with his live reports on the escalating tensions in Europe during the 1940s and continued as he reported on the ground realities of World War II. After transitioning to television, he further established his legacy with See It Now, a program that solidified television journalism as a credible and necessary medium. His honest and gripping style of reporting set a standard for future journalists and profoundly impacted public perception on major events, making him a notable figure within the evolution of media.