Jose Mujica was sworn in on Monday morning as Uruguay's new president. Mujica, 74, became the 52nd president of Uruguay at a swearing- in ceremony held in the headquarters of Parliament in the national capital Montevideo at 2:06 p.m. local time (1606 GMT). He replaced Tabare Vazquez to lead the second left- wing government. 'I, Jose Alberto Mujica Cordano, promise to perform loyally at the position, which I am confident with and will protect and defend the Constitution of the Republic,' Mujica said at the ceremony. 