Patriots reportedly reach three-year extension with safety Adrian Phillips - Pats Pulpit
New England Patriots: Patrick Chung signed to two-year extension
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Patriots, S Patrick Chung Agree To Extension
New England Patriots 2018 roster breakdown: #23 SS Patrick Chung - Pats Pulpit
James Develin's Reported Extension Solidifies Fullback's Place Among Longest-Tenured Patriots
Patrick Chung agrees to two-year extension with Patriots
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Source - New England Patriots, versatile safety Adrian Phillips agree to three-year extension - ESPN