From Our Own Correspondent

Every week, every month, thousands of would-be migrants are still turning up at Mexico’s border with the United States, hoping to get across. This has a profound effect on the people left behind, the families and wider communities where they grew up. Guatemala, for example, has a population of about sixteen million, and some estimates suggest a million of these have left. Megan Janetsky went there to meet some of the many people who have had to wave their relatives goodbye.It is not only poverty-stricken Latin Americans who go abroad in search of opportunity. This programme depends on people who are working overseas: the foreign correspondents who take up a posting, and then regale us with tales of their adopted countries. Any traveller though will tell you that returning home can also be an interesting experience, the chance to see a once familiar country through fresh eyes. Nick Bryant has just gone back to Australia after eight years, and says that it is not just him who changed during that time away.It st