PHOENIX (AP) — The harrowing photo of a drowned toddler and her father along the Rio Grande has illustrated the risks migrants are willing to take to reach the U.S., even as increasingly hardline policies by President Donald Trump's administration aim to keep them out.

For many people trying to enter the country, it's a matter of waiting, waiting and waiting some more for the OK to come across — unless they try to force the issue and slip over the border, a dangerous and sometimes lethal undertaking that involves trekking through the scorching desert and fording the deceptively tricky Rio Gran...