More on the pro paletine airport incident:
The authorities closed the airport and it will stay closed until Tuesday, Rosaviatsia says.
Sixty alleged mob participants have been arrested, Russian news agencies say, citing the local interior ministry.
Video clips showed hundreds of people storming the airport terminal, with some waving Palestinian flags.
Many in the crowd shouted antisemitic slogans while others chanted "Allahu Akbar" - God is greatest.
Local media reported that some demonstrators were stopping cars outside Makhachkala's airport demanding to see documents, in a chaotic search for Israeli passports.
Twenty people were injured, including some police officers, the republic's health ministry said. Some have serious injuries and two are in critical condition.