could end here on the border between mexico and guatemala. mexican authorities have agreed to crack down on illegal migration as part of a deal to avert an all out tariff war between the u.s. and mexico u.s. president donald trump heralded the last minute deal on twitter saying tariffs would be indefinitely suspended and that mexico had agreed to take strong measures to stop central american migrants heading through mexico to the u.s. mexico's foreign minister said the deal was a fair play. people crossing into the u.s. to seek asylum will be rapidly returned to mexico while their applications for asylum are processed in turn mexico will allow these individuals to enter for humanitarian reasons in compliance with its international obligations. speaking on the sidelines of the g 20 finance meeting in japan the us treasury secretary stephen minucci said trump's goal of fixing immigration problems on the mexico