How Can I Update 2 Columns At A Time In 2 Tables

Hi
I have a 2 Tables EMP, STU
In EMP Table there is a Column "Country"
In STU Table there is a Column "City"
Where the EMPID = STUID
on this conditon how can i update those 2 columns

This is for one Table one column update how can i do 2 at a time
I don't want to do in 2 seperate UPDATE statements

UPDATE EMP
SET EMP.Country = 'USA'
WHERE EMP.EMPID = STU.STUID


Can some one can help me to fix this issue..


From
Madhavi