Complex sentence: On April 22,2008, WDBJ began broadcasting its local newscasts in high definition; the station also became the first in the Roanoke-Lynchburg market with high-definition weather graphics.
Split into simpler sentences: On April 22,2008, WDBJ began broadcasting its local newscasts in high definition. The station also became the first in the Roanoke-Lynchburg market with high-definition weather graphics.