What’s the immigration status of Melania Trump’s parents?

Several readers asked about the immigration status of Melania Trump’s parents, Viktor and Amalija Knavs, after spotting social media posts such as this one:

With congressional debate beginning on overhauling immigration laws, it’s certainly an interesting question. President Trump has favored bills that would severely restrict “chain migration,” including the granting of immigration visas to the parents of U.S. citizens. So naturally, readers have wondered whether the president is being hypocritical.