This is the 6073rd most frequent Russian word.
спасателей
"Rescuers" or "lifesavers."
The word 'спасателей' is used in its genitive plural form to describe the background of the team ('команда') as being related to rescue.
Команда спасателей прибыла на место происшествия через несколько минут.
The rescue team arrived at the scene of the incident within minutes.
Here, 'спасателей' is used in its genitive plural form to indicate possession regarding the boat ('лодка').
Лодка спасателей ожидает на берегу, готовая к спасательной операции.
The rescuers' boat is waiting on the shore, ready for the rescue operation.
This usage of 'спасателей' in the genitive plural form relates to ownership of the radio ('радио').