With Hungary's southern border now sealed, many refugees and other migrants are looking for other ways to reach refuge in northern Europe — and they hope to find an answer in a tricky route through Croatia.
Update at 1 p.m. ET: Tear Gas And Water Cannons At Hungary's Border
With thousands of migrants now bottled up in Serbia after Hungary sealed its border, a tense scene played out after frustrations boiled over Wednesday.
From the border, Lauren Frayer reports for our Newscast unit: