Betty Shabazz's grandson was taken in by her.
 The grandmother and grandfather of one's spouse become one's grandmother-in-law and grandfather-in-law; the wife of one's grandson becomes one's granddaughter-in-law and the husband of one's granddaughter becomes one's grandson-in-law
 The term "niece-in-law" is the wife of one's nephew, or the niece of one's spouse

