NPR's Wade Goodwyn has this report about Mr. Bush's time on that campaign.
1-2	NPR's	_	_	_	_	_	_	_	_
1	NPR	NPR	PROPN	NNP	Number=Sing	3	nmod:poss	3:nmod:poss	_
2	's	's	PART	POS	_	1	case	1:case	_
3	Wade	Wade	PROPN	NNP	Number=Sing	5	nsubj	5:nsubj	_
4	Goodwyn	Goodwyn	PROPN	NNP	Number=Sing	3	flat	3:flat	_
5	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	0:root	_
6	this	this	DET	DT	Number=Sing|PronType=Dem	7	det	7:det	_
7	report	report	NOUN	NN	Number=Sing	5	obj	5:obj	_
8	about	about	ADP	IN	_	12	case	12:case	_
9	Mr.	Mr.	PROPN	NNP	Number=Sing	12	nmod:poss	12:nmod:poss	_
10-11	Bush's	_	_	_	_	_	_	_	_
10	Bush	Bush	PROPN	NNP	Number=Sing	9	flat	9:flat	_
11	's	's	PART	POS	_	9	case	9:case	_
12	time	time	NOUN	NN	Number=Sing	7	nmod	7:nmod:about	_
13	on	on	ADP	IN	_	15	case	15:case	_
14	that	that	DET	DT	Number=Sing|PronType=Dem	15	det	15:det	_
15	campaign	campaign	NOUN	NN	Number=Sing	12	nmod	12:nmod:on	SpaceAfter=No
16	.	.	PUNCT	.	_	5	punct	5:punct	_
