Dade Hayes Finance EditorNew York City began work Thursday on a prominent, yellow-lettered “Black Lives Matter” mural on the street in front of Trump Tower.New York Mayor Bill de Blasio, long a critic of Donald Trump’s presidency and the drain of his Manhattan headquarters on city’s resources, has backed the mural as a necessary show of solidarity with the movement. Black Lives Matter demonstrations against police brutality and racial injustice have swept across the U.S.