STEVE PEOPLES, BILL BARROW and BRIAN SLODYSKO
Associated Press
HOUSTON (AP) — Rivals no more, Amy Klobuchar and Pete Buttigieg united behind Joe Biden's presidential bid on Monday as the Democratic Party's moderate wing scrambled to boost the former vice president just hours before voting began across a series of high-stakes Super Tuesday states.
The urgency of the moment reflected deep concerns from the Democratic establishment that Bernie Sanders, a polarizing progressive, was positioned to seize a significant delegate lead when 14 states, one U.S. territory and Democrats abroad vote on Tuesday.
Klobuchar suspended her campaign and endorsed Biden just a day after Buttigieg announced his exit. Both Klobuchar and Buttigieg, who had been Biden's chief competition for their party's po
