Middle East tensions put investors on alert, weighing worst-case scenarios

By Saqib Iqbal Ahmed, Lewis Krauskopf and Suzanne McGee NEW YORK (Reuters) -Investors are mulling a host of different market scenarios should the U.S. deepen its involvement in the Middle East conflict, with the potential for ripple effects if energy prices skyrocket. They are honed in on the evolving situation between Israel and Iran, which have exchanged missile strikes, and are poised for