Topics: Jacqueline Kennedy expecting her third child, due in August, theory on the possible cause in "Thresher" disaster, the US Navy to use "Trieste" for the underwater search of the sub, steel companies raise prices, ban-the-bomb mobs riot in London, Pearson to take over the Canadian government, Billy Sol Estes sentenced to 15 years for fraud, the Supreme Court to review the freedom-riders case, the White House is concerned about a television automobile commercial using a Jacqueline Kennedy impersonator.