         Sentence ‘t:But he’ is the only, candidate    who has won national labor endorsements              s0far.”, picking up” his TIth union’, on    Tuesday’ when the United Steelworkers of    America endorsed him =    Sentence. 2: But -he ‘is ‘the’ only candidate  whe -has:won national labor endorsements    so. far. pickirig up his Mth-on Tuesday