According to officials familiar with the developments, the US President of the United States of America, Joe Biden, warned the Israeli Prime Minister of Agriculture, Benjamin Netanya, that the United States would not participate in the counter-offensive against Iran - an option that the Netanya's war cabinet is down with after the large-scale attacks on Israeli territory by drones and missiles. The Iranian attack came after a suspected Israeli attack on the compound of its embassy in Syria on April 1, which resulted in the death of a senior commander of the Revolutionary Guards. As the first-quarter earnings season gets underway, investors will be watching for data from brokerage Charles Schwab and lender Goldman Sachs before the bell.
Read MoreFutures prices rebound from previous session's plunge amid Middle East turmoil