European Union foreign ministers remained sharply divided during a meeting in Copenhagen on Saturday over the war in Gaza.
Photographer Hatem Khaled, also a Reuters contractor, was wounded.
The U.S. ambassador to Israel, Mike Huckabee, called the statement "disgusting" and said blaming Israel was "irrational" because Hamas rejects every proposal to end the war.
Israeli Prime Minister Benjamin Netanyahu was set to convene ministers late on Sunday to discuss the latest developments in the talks, an Israeli official said.
More than 30 nations have expressed interest in participating in the BRICS, either as full members or partners.