Mutations may occur in a normal cell as a result of cell division and the effects of environmental and lifestyle factors, such as smoking o r sunlight. Once the first cancer-causing, or driver, mutations occur, defects in cellular processes âfor example, in DNA repairâmay cause more mutations to occur.
U.S. men's national soccer team coach Jurgen Klinsmann out. U.S. men's national team coach Jurgen Klinsmann has been under increased pressure.
Krzyzewski has amassed a total record of 75â1 (.987) as head coach of the USA National Team. In February 2013, Krzyzewski initially stepped down after seven years of coaching the national team, but Team USA in May announced that he would return as head coach from 2013 through 2016.