BRUSSELS — The United States and Iran's provisional agreement on Sunday to end the war sent share markets soaring as oil and gas prices dropped to their lowest level since early March. So that's the energy crisis sorted, right? Not so fast. Assuming the peace deal is signed and holds, concerns still linger over the security of the Strait of Hormuz, intensifying competition over natural gas supplies, and the fate of ruined critical infrastructure that could take years to repair. Pricey action