Samaira Nazir was brutally and needlessly murdered. The 25-year-old in Southall, England, was killed in April of last year by her 30-year-old businessman brother — all in the name of “honor.” He stabbed her, cutting her throat in front of his young children, ages 2 and 4. Samaira had turned down family arrangements for marriage and ultimately fell for another man, an Afghan her family said was from the wrong — lower — caste. As a prosecutor put it, “It would appear she lost her life for loving the wrong man.” Her brother, appropriately, has been found guilty of murder,...