How Joe Biden's 'folksy' style has caused him trouble

In a public service career spanning six decades, former US vice president Joe Biden has developed a folksy style with a reputation for speaking off the cuff, which has occasionally landed him in hot water. Since being elected to the senate for Delaware in 1972, Mr Biden has espoused the working class values he learned in his youth in Scranton, Pennsylvania. But the everyman persona has at times exposed “Uncle Joe” to accusations of racism and sexism for unguarded comments. In one off