[vc_row css_animation="" row_type="row" use_row_as_full_screen_section="no" type="full_width" angled_section="no" text_align="left" background_image_as_pattern="without_pattern"][vc_column][vc_column_text]AT&T retains top rank; Expansion of new fiber lit buildings hampered by COVID challenges[/vc_column_text][/vc_column][/vc_row][vc_row css_animation="" row_type="row" use_row_as_full_screen_section="no" type="full_width" angled_section="no" text_align="left" background_image_as_pattern="without_pattern"][vc_column width="3/5"][vc_column_text]BOSTON, MA, April 21, 2021 โ€“ Vertical Systems Groupโ€™s 2020 U.S. Fiber Lit Buildings LEADERBOARD results are...