FC Dallas coach Oscar Pareja has a good problem on his hands

FRISCO -- One of the most prized assets in soccer is a team on which there is competition for places. When a coach rolls out the same starting lineup each week, the players in the 11 know they're not going to be challenged, and those who would like to have a starting spot lose faith that a great week of training will be rewarded with time on the field.

FC Dallas has been that team at times during Oscar Pareja's tenure as a coach, but last season it felt like he'd mostly settled into a groove with the lineup selection despite the team not getting results. This year that's changing, and with midfielder Kellyn Acosta and goalkeeper Jesse Gonzalez back in training in the week leading up to…