US President Barack Obama has asked Congress for $2-bn to help improve border security. The administration is struggling to deal with the growing tide of child migrants running from violence and poverty in Central America. Al Jazeera's Rob Reynolds reports from Los Angeles. <br /><br />Subscribe to our channel http://bit.ly/AJSubscribe Follow us on Twitter https://twitter.com/AJEnglish Find us on Facebook at https://www.facebook.com/aljazeera Check our website: http://www.aljazeera.com/
