A mercurial talent to a workhorse: who should replace Christian Pulisic if he misses the Australia game?

The US star was on a ‘modified’ training schedule for the third day in a row after coming out at half-time in the opener. Other options must be consideredMauricio Pochettino now has the privilege of giving the new World Cup format a practical test.The Argentinian wisely played it safe at half-time of the United States’ 4-1 thrashing of Paraguay, pulling Christian Pulisic before his calf could be kicked any more. The attacking midfielder said after the match that he had taken similar punishment before, and he was optimistic he would…