On Fronteras: We look at how an El Niño weather pattern might help out the Texas drought this fall. Mexico is opening its energy sector to foreign participation for the first time since 1938. That has two towns, in two countries, wanting to harness geography and oil industry experience for each other’s benefit. One of the first things newly nationalized citizens do is register to vote. In San Diego, there’s one third party growing faster than the rest. We explore why. And something strange is happening at the busiest port of entry along the U.S.-Mexico border. Border wait times are plummeting at the San Diego-Tijuana border crossing.