craig sopin: madeleine force astor.rty: and so they wanted to get home in plenty of time before the baby was born. andrew wilson: ida and isidor straus had been married for more than four decades. they'd had an incredibly happy marriage throughout that time. the straus' had been traveling in europe, and they thought the return voyage would be a wonderfully pleasant, relaxing trip back to america. [suspenseful music] one of the things people question is, was titanic going too fast into a known ice field. don lynch: at the time of the collision, they were going the fastest they had ever gone during the voyage. captain smith was the premier white star captain. he'd had an excellent career. tim maltin: he was known as the millionaire's captain, and he actually loved going fast. [waves crashing] there is some evidence that they were trying to break the maiden voyage crossing time of titanic's sister ship, rms olympic. there's some pretty credible evidence to that effect. tim maltin: what they thought was, we'll surprise them