An earlier Hamas announcement that a ceasefire with Israel has been agreed appears premature.
A Hamas official now claims that the truce has been held up because the Israeli government has yet to respond to the proposals.
US Secretary of State Hillary Clinton is in the region and has met with Israeli Prime Minister Benjamin Netanyahu.
Mrs Clinton will then move on the West Bank to meet with Palestinian leaders before arriving in Cairo for talks with President Mursi.
Hamas ceasefire claims premature - Clinton in region for talks