washington new u.s. trade representative robert lighthizer start work monday vow help reverse dangerous trajectory u.s. trade make plan meet lawmakers nafta trade deal attend pacific trade minister conference vietnam lighthizer veteran trade lawyer deputy ustr reagan administration swear office vice president mike pence cap months delay fill last open seat president donald trump cabinet lighthizer one three key leaders trade policy work alongside commerce secretary wilbur ross white house trade industrial policy adviser peter navarro three vow help shrink chronic u.s. trade deficits strong enforcement u.s. trade laws negotiate deal boost u.s. export without lead job factories migrate overseas grandchildren today talk grandchildren say president trump permanently reverse dangerous trajectory american trade put america first make farmers ranchers workers rich country safe lighthizer say hope make small contribution accomplishment lighthizer 69 principal u.s. negotiator talk expect start late year revamp 23-year-old north american free trade agreement canada mexico tuesday start two days meet members key trade-related panel congress spokeswoman senate finance committee say meet require ustr formally launch formal renegotiate process 90-day consultation period white house press secretary sean spic also say lighthizer attend may 20-21 meet trade minister 21 asia-pacific economic cooperation apec countries hanoi vietnam meet lighthizer face many counterparts signatories trans-pacific partnership 12-country free trade agreement trump withdraw january countries include japan explore options revive tpp without unite state china large u.s. trade partner also member apec allow lighthizer opportunity meet chinese counterparts trump administration seek build agreements shrink u.s. trade deficit china last week commerce ross say unite state china agree take action mid-july increase access chinese market u.s. beef financial service liquefy natural gas new u.s. trade envoy say meet lawmakers nafta attend apec meet