Armed assailants seized and later let go of a tanker linked to Israel off the coast of Yemen on Sunday before being apprehended by the United States Navy.
The announcement from the Islamist militant group came after a third hostages-for-prisoners swap with Israel in which 17 captives and 39 Palestinian prisoners were released.
The Islamist militia group had earlier put the hostages-for-prisoners swap on hold for several hours, alleging that Israel had violated the terms of a four-day truce.
As the pause in fighting appeared to hold, Hamas released 13 Israelis and 11 foreigners who were also seized in Hamas' attack on Israel last month. In exchange, Israel freed 39 Palestinian prisoners.
At least 45 people were hospitalized with salmonella poisoning linked to recalled whole and pre-cut fruit. The illnesses occurred in a majority of U.S. states and in Canada.