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/*Vernon Lindsay*/, 60, was killed when he stepped in to help his neighbor 73-year-old /*Edith Machado*/.
Clovis Police say Machado was killed by her 40-year-old son /*Christopher Machado*/.
The memorial sits on the fence outside Lindsay's home. There are flowers and balloons to remember the man.
Police say they're still trying to figure out what caused Machado to kill his mother and Lindsay.
