retrive data from child list all fields and parent list retrive name only according child ID programatically

Hi,

I have 2 lists 

1) department having column (departname,ID,active)

2) News  having column (newsname,,descry, startdate and deptfk which is lookup field in newslist)

news  list having lookup column of department list like "deptFK"

Target:

I want to retrieve news all fields  like

"newsname,startdate with deptname "   which is exist in department list.

How can I done this using query or CAML??

in sql server we use inner and left join ..

.