Attempts to smuggle cash from Texas into Mexico have spiked following the country's decision last year to partially lift a cap on U.S. dollar deposits, according to federal investigators. In September, President Enrique Pena Nieto announced his administration's plan to allow Mexican banks to accept more than $14,000 in aggregate deposits per month from corporate clients that meet certain conditions, reversing some aspects of a 2010 anti-money laundering measure designed to clamp down on bulk cash smuggling. "The cash seizures that Homeland Security Investigations has made in south Texas in the last few months have exceeded those made over the...