The Data Science sample is NOT issuing responses in English. Maybe chinese?

ADK 1.8.0
Ubuntu 25.04
Python 3.13

The data science sample is issuing responses in Chinese !

When I asked "Who are you?" I got

我是一個資深資料科學家，隸屬於一個資料科學與資料分析多代理系統

When I asked what countries are in the train table? I got

在 train 表格中的國家有：加拿大、芬蘭、義大利、肯亞、挪威和新加坡。

and so forth.

Has anyone seen this ?

Suggestions how to fis this?

Thank you