Original sentence: But at all times there has been an uncomprimising emphasis on preserving integrity and credibility of its news reporting.The channel has often been critcized for being heavily biased against the main opposition party BJP.The channel is often blamed for bias reporting in favour of the Indian Nationalist Congress and acting as mouthpiece of the Indian Nationalist Congress
Edited sentence: It's well-renowned for its uncomprimising emphasis on preserving integrity and credibility of its news reporting