It is believed that at least two of the six American hostages still held in Gaza are alive — Sagui Dekel-Chen, 35, who grew up in Bloomfield, Connecticut, and Edan Alexander, 19, from Tenafly, New Jersey. Four other Americans are believed to have been killed in captivity.

Watch again as Hamas released Israeli hostages as part of the ceasefire deal on Saturday (1 February). The truce, which began on 19 January, is aimed at winding down the deadliest and most destructive war ever fought between Israel and the Hamas militant group.