He was among the first troops to come up "Causeway No. 2" from Utah Beach, which had been under fire from German artillery at Brécourt Manor. He was among the many who noticed the guns ceasing their firing after (unbeknownst to him) paratroopers of the 101st under Lieutenant Richard Winters had knocked them out. After Stephen Ambrose's book "Band of Brothers" was published, Richardson wrote to Winters and thanked him.